diff --git a/frame/nomination-pools/src/lib.rs b/frame/nomination-pools/src/lib.rs
index 514267e8bf4af..203c13f2f3496 100644
--- a/frame/nomination-pools/src/lib.rs
+++ b/frame/nomination-pools/src/lib.rs
@@ -1349,7 +1349,7 @@ pub mod pallet {
 		///   pool.
 		/// - `points` is the number of points that are issued as a result of `balance` being
 		/// dissolved into the corresponding unbonding pool.
-		///
+		/// - `era` is the era in which the balance will be unbonded.
 		/// In the absence of slashing, these values will match. In the presence of slashing, the
 		/// number of points that are issued in the unbonding pool will be less than the amount
 		/// requested to be unbonded.
@@ -1358,6 +1358,7 @@ pub mod pallet {
 			pool_id: PoolId,
 			balance: BalanceOf<T>,
 			points: BalanceOf<T>,
+			era: EraIndex,
 		},
 		/// A member has withdrawn from their pool.
 		///
@@ -1683,6 +1684,7 @@ pub mod pallet {
 				pool_id: member.pool_id,
 				points: points_unbonded,
 				balance: unbonding_balance,
+				era: unbond_era,
 			});
 
 			// Now that we know everything has worked write the items to storage.
diff --git a/frame/nomination-pools/src/tests.rs b/frame/nomination-pools/src/tests.rs
index c971239bef507..b59f18cca72a2 100644
--- a/frame/nomination-pools/src/tests.rs
+++ b/frame/nomination-pools/src/tests.rs
@@ -869,7 +869,7 @@ mod claim_payout {
 					Event::Created { depositor: 10, pool_id: 1 },
 					Event::Bonded { member: 10, pool_id: 1, bonded: 10, joined: true },
 					Event::Bonded { member: 11, pool_id: 1, bonded: 11, joined: true },
-					Event::Unbonded { member: 11, pool_id: 1, points: 11, balance: 11 }
+					Event::Unbonded { member: 11, pool_id: 1, points: 11, balance: 11, era: 3 }
 				]
 			);
 		});
@@ -1374,7 +1374,7 @@ mod claim_payout {
 			assert_eq!(
 				pool_events_since_last_call(),
 				vec![
-					Event::Unbonded { member: 20, pool_id: 1, balance: 10, points: 10 },
+					Event::Unbonded { member: 20, pool_id: 1, balance: 10, points: 10, era: 3 },
 					Event::PaidOut { member: 10, pool_id: 1, payout: 50 },
 					Event::PaidOut { member: 20, pool_id: 1, payout: 50 },
 				]
@@ -1808,12 +1808,12 @@ mod claim_payout {
 						Event::Bonded { member: 10, pool_id: 1, bonded: 10, joined: true },
 						Event::Bonded { member: 20, pool_id: 1, bonded: 20, joined: true },
 						Event::Bonded { member: 30, pool_id: 1, bonded: 20, joined: true },
-						Event::Unbonded { member: 20, pool_id: 1, balance: 10, points: 10 },
+						Event::Unbonded { member: 20, pool_id: 1, balance: 10, points: 10, era: 3 },
 						Event::PaidOut { member: 30, pool_id: 1, payout: 15 },
-						Event::Unbonded { member: 30, pool_id: 1, balance: 10, points: 10 },
-						Event::Unbonded { member: 30, pool_id: 1, balance: 5, points: 5 },
+						Event::Unbonded { member: 30, pool_id: 1, balance: 10, points: 10, era: 3 },
+						Event::Unbonded { member: 30, pool_id: 1, balance: 5, points: 5, era: 3 },
 						Event::PaidOut { member: 20, pool_id: 1, payout: 7 },
-						Event::Unbonded { member: 20, pool_id: 1, balance: 5, points: 5 },
+						Event::Unbonded { member: 20, pool_id: 1, balance: 5, points: 5, era: 3 },
 						Event::PaidOut { member: 10, pool_id: 1, payout: 7 }
 					]
 				);
@@ -1865,10 +1865,10 @@ mod claim_payout {
 				pool_events_since_last_call(),
 				vec![
 					Event::StateChanged { pool_id: 1, new_state: PoolState::Destroying },
-					Event::Unbonded { member: 20, pool_id: 1, balance: 20, points: 20 },
+					Event::Unbonded { member: 20, pool_id: 1, balance: 20, points: 20, era: 3 },
 					Event::Withdrawn { member: 20, pool_id: 1, balance: 20, points: 20 },
 					Event::MemberRemoved { pool_id: 1, member: 20 },
-					Event::Unbonded { member: 10, pool_id: 1, balance: 10, points: 10 },
+					Event::Unbonded { member: 10, pool_id: 1, balance: 10, points: 10, era: 6 },
 					Event::Withdrawn { member: 10, pool_id: 1, balance: 10, points: 10 },
 					Event::MemberRemoved { pool_id: 1, member: 10 },
 					Event::Destroyed { pool_id: 1 }
@@ -2269,7 +2269,7 @@ mod unbond {
 						Event::Bonded { member: 40, pool_id: 1, bonded: 40, joined: true },
 						Event::Bonded { member: 550, pool_id: 1, bonded: 550, joined: true },
 						Event::PaidOut { member: 40, pool_id: 1, payout: 40 },
-						Event::Unbonded { member: 40, pool_id: 1, points: 6, balance: 6 }
+						Event::Unbonded { member: 40, pool_id: 1, points: 6, balance: 6, era: 3 }
 					]
 				);
 
@@ -2311,7 +2311,13 @@ mod unbond {
 					pool_events_since_last_call(),
 					vec![
 						Event::PaidOut { member: 550, pool_id: 1, payout: 550 },
-						Event::Unbonded { member: 550, pool_id: 1, points: 92, balance: 92 }
+						Event::Unbonded {
+							member: 550,
+							pool_id: 1,
+							points: 92,
+							balance: 92,
+							era: 3
+						}
 					]
 				);
 
@@ -2349,7 +2355,7 @@ mod unbond {
 						Event::Withdrawn { member: 550, pool_id: 1, points: 92, balance: 92 },
 						Event::MemberRemoved { pool_id: 1, member: 550 },
 						Event::PaidOut { member: 10, pool_id: 1, payout: 10 },
-						Event::Unbonded { member: 10, pool_id: 1, points: 2, balance: 2 }
+						Event::Unbonded { member: 10, pool_id: 1, points: 2, balance: 2, era: 6 }
 					]
 				);
 			});
@@ -2395,7 +2401,7 @@ mod unbond {
 				vec![
 					Event::Created { depositor: 10, pool_id: 1 },
 					Event::Bonded { member: 10, pool_id: 1, bonded: 10, joined: true },
-					Event::Unbonded { member: 10, pool_id: 1, points: 10, balance: 10 }
+					Event::Unbonded { member: 10, pool_id: 1, points: 10, balance: 10, era: 9 }
 				]
 			);
 		});
@@ -2430,7 +2436,13 @@ mod unbond {
 						Event::Bonded { member: 10, pool_id: 1, bonded: 10, joined: true },
 						Event::Bonded { member: 100, pool_id: 1, bonded: 100, joined: true },
 						Event::Bonded { member: 200, pool_id: 1, bonded: 200, joined: true },
-						Event::Unbonded { member: 100, pool_id: 1, points: 100, balance: 100 },
+						Event::Unbonded {
+							member: 100,
+							pool_id: 1,
+							points: 100,
+							balance: 100,
+							era: 3
+						},
 					]
 				);
 
@@ -2439,7 +2451,13 @@ mod unbond {
 
 				assert_eq!(
 					pool_events_since_last_call(),
-					vec![Event::Unbonded { member: 200, pool_id: 1, points: 200, balance: 200 }]
+					vec![Event::Unbonded {
+						member: 200,
+						pool_id: 1,
+						points: 200,
+						balance: 200,
+						era: 3
+					}]
 				);
 
 				assert_eq!(
@@ -2508,7 +2526,7 @@ mod unbond {
 					Event::Created { depositor: 10, pool_id: 1 },
 					Event::Bonded { member: 10, pool_id: 1, bonded: 10, joined: true },
 					Event::Bonded { member: 100, pool_id: 1, bonded: 100, joined: true },
-					Event::Unbonded { member: 100, pool_id: 1, points: 100, balance: 100 }
+					Event::Unbonded { member: 100, pool_id: 1, points: 100, balance: 100, era: 3 }
 				]
 			);
 
@@ -2659,7 +2677,7 @@ mod unbond {
 				vec![
 					Event::Created { depositor: 10, pool_id: 1 },
 					Event::Bonded { member: 10, pool_id: 1, bonded: 10, joined: true },
-					Event::Unbonded { member: 10, pool_id: 1, points: 1, balance: 1 }
+					Event::Unbonded { member: 10, pool_id: 1, points: 1, balance: 1, era: 3 }
 				]
 			);
 
@@ -2685,7 +2703,7 @@ mod unbond {
 			);
 			assert_eq!(
 				pool_events_since_last_call(),
-				vec![Event::Unbonded { member: 10, pool_id: 1, points: 5, balance: 5 }]
+				vec![Event::Unbonded { member: 10, pool_id: 1, points: 5, balance: 5, era: 3 }]
 			);
 
 			// when: casual further unbond, next era.
@@ -2712,7 +2730,7 @@ mod unbond {
 			);
 			assert_eq!(
 				pool_events_since_last_call(),
-				vec![Event::Unbonded { member: 10, pool_id: 1, points: 1, balance: 1 }]
+				vec![Event::Unbonded { member: 10, pool_id: 1, points: 1, balance: 1, era: 4 }]
 			);
 
 			// when: unbonding more than our active: error
@@ -2747,7 +2765,7 @@ mod unbond {
 			);
 			assert_eq!(
 				pool_events_since_last_call(),
-				vec![Event::Unbonded { member: 10, pool_id: 1, points: 3, balance: 3 }]
+				vec![Event::Unbonded { member: 10, pool_id: 1, points: 3, balance: 3, era: 4 }]
 			);
 		});
 	}
@@ -2792,9 +2810,9 @@ mod unbond {
 					Event::Created { depositor: 10, pool_id: 1 },
 					Event::Bonded { member: 10, pool_id: 1, bonded: 10, joined: true },
 					Event::Bonded { member: 20, pool_id: 1, bonded: 20, joined: true },
-					Event::Unbonded { member: 20, pool_id: 1, balance: 2, points: 2 },
-					Event::Unbonded { member: 20, pool_id: 1, balance: 3, points: 3 },
-					Event::Unbonded { member: 20, pool_id: 1, balance: 1, points: 1 }
+					Event::Unbonded { member: 20, pool_id: 1, points: 2, balance: 2, era: 3 },
+					Event::Unbonded { member: 20, pool_id: 1, points: 3, balance: 3, era: 4 },
+					Event::Unbonded { member: 20, pool_id: 1, points: 1, balance: 1, era: 5 }
 				]
 			);
 		})
@@ -2827,7 +2845,7 @@ mod unbond {
 				vec![
 					Event::Created { depositor: 10, pool_id: 1 },
 					Event::Bonded { member: 10, pool_id: 1, bonded: 10, joined: true },
-					Event::Unbonded { member: 10, pool_id: 1, points: 3, balance: 3 }
+					Event::Unbonded { member: 10, pool_id: 1, points: 3, balance: 3, era: 3 }
 				]
 			);
 		});
@@ -2873,7 +2891,7 @@ mod unbond {
 					Event::Bonded { member: 10, pool_id: 1, bonded: 10, joined: true },
 					Event::Bonded { member: 20, pool_id: 1, bonded: 20, joined: true },
 					Event::PaidOut { member: 20, pool_id: 1, payout: 10 },
-					Event::Unbonded { member: 20, pool_id: 1, balance: 2, points: 2 }
+					Event::Unbonded { member: 20, pool_id: 1, balance: 2, points: 2, era: 3 }
 				]
 			);
 
@@ -2889,7 +2907,7 @@ mod unbond {
 				vec![
 					// 2/3 of ed, which is 20's share.
 					Event::PaidOut { member: 20, pool_id: 1, payout: 6 },
-					Event::Unbonded { member: 20, pool_id: 1, points: 3, balance: 3 }
+					Event::Unbonded { member: 20, pool_id: 1, points: 3, balance: 3, era: 4 }
 				]
 			);
 
@@ -2904,7 +2922,7 @@ mod unbond {
 				pool_events_since_last_call(),
 				vec![
 					Event::PaidOut { member: 20, pool_id: 1, payout: 3 },
-					Event::Unbonded { member: 20, pool_id: 1, points: 5, balance: 5 }
+					Event::Unbonded { member: 20, pool_id: 1, points: 5, balance: 5, era: 5 }
 				]
 			);
 
@@ -3003,7 +3021,6 @@ mod withdraw_unbonded {
 						with_era: Default::default()
 					}
 				);
-
 				assert_eq!(
 					pool_events_since_last_call(),
 					vec![
@@ -3011,8 +3028,14 @@ mod withdraw_unbonded {
 						Event::Bonded { member: 10, pool_id: 1, bonded: 10, joined: true },
 						Event::Bonded { member: 40, pool_id: 1, bonded: 40, joined: true },
 						Event::Bonded { member: 550, pool_id: 1, bonded: 550, joined: true },
-						Event::Unbonded { member: 550, pool_id: 1, points: 550, balance: 550 },
-						Event::Unbonded { member: 40, pool_id: 1, points: 40, balance: 40 },
+						Event::Unbonded {
+							member: 550,
+							pool_id: 1,
+							points: 550,
+							balance: 550,
+							era: 3
+						},
+						Event::Unbonded { member: 40, pool_id: 1, points: 40, balance: 40, era: 3 },
 					]
 				);
 				assert_eq!(
@@ -3077,7 +3100,7 @@ mod withdraw_unbonded {
 				assert_eq!(
 					pool_events_since_last_call(),
 					vec![
-						Event::Unbonded { member: 10, pool_id: 1, balance: 5, points: 5 },
+						Event::Unbonded { member: 10, pool_id: 1, balance: 5, points: 5, era: 9 },
 						Event::Withdrawn { member: 10, pool_id: 1, balance: 5, points: 5 },
 						Event::MemberRemoved { pool_id: 1, member: 10 },
 						Event::Destroyed { pool_id: 1 }
@@ -3122,8 +3145,14 @@ mod withdraw_unbonded {
 						Event::Bonded { member: 10, pool_id: 1, bonded: 10, joined: true },
 						Event::Bonded { member: 40, pool_id: 1, bonded: 40, joined: true },
 						Event::Bonded { member: 550, pool_id: 1, bonded: 550, joined: true },
-						Event::Unbonded { member: 40, pool_id: 1, balance: 20, points: 20 },
-						Event::Unbonded { member: 550, pool_id: 1, balance: 275, points: 275 },
+						Event::Unbonded { member: 40, pool_id: 1, balance: 20, points: 20, era: 3 },
+						Event::Unbonded {
+							member: 550,
+							pool_id: 1,
+							balance: 275,
+							points: 275,
+							era: 3,
+						}
 					]
 				);
 				assert_eq!(
@@ -3199,7 +3228,7 @@ mod withdraw_unbonded {
 				assert_eq!(
 					pool_events_since_last_call(),
 					vec![
-						Event::Unbonded { member: 10, pool_id: 1, points: 5, balance: 5 },
+						Event::Unbonded { member: 10, pool_id: 1, points: 5, balance: 5, era: 6 },
 						Event::Withdrawn { member: 10, pool_id: 1, points: 5, balance: 5 },
 						Event::MemberRemoved { pool_id: 1, member: 10 },
 						Event::Destroyed { pool_id: 1 }
@@ -3313,8 +3342,20 @@ mod withdraw_unbonded {
 						Event::Bonded { member: 10, pool_id: 1, bonded: 10, joined: true },
 						Event::Bonded { member: 100, pool_id: 1, bonded: 100, joined: true },
 						Event::Bonded { member: 200, pool_id: 1, bonded: 200, joined: true },
-						Event::Unbonded { member: 100, pool_id: 1, points: 100, balance: 100 },
-						Event::Unbonded { member: 200, pool_id: 1, points: 200, balance: 200 }
+						Event::Unbonded {
+							member: 100,
+							pool_id: 1,
+							points: 100,
+							balance: 100,
+							era: 3
+						},
+						Event::Unbonded {
+							member: 200,
+							pool_id: 1,
+							points: 200,
+							balance: 200,
+							era: 3
+						}
 					]
 				);
 
@@ -3391,7 +3432,7 @@ mod withdraw_unbonded {
 					Event::Created { depositor: 10, pool_id: 1 },
 					Event::Bonded { member: 10, pool_id: 1, bonded: 10, joined: true },
 					Event::Bonded { member: 100, pool_id: 1, bonded: 100, joined: true },
-					Event::Unbonded { member: 100, pool_id: 1, points: 100, balance: 100 },
+					Event::Unbonded { member: 100, pool_id: 1, points: 100, balance: 100, era: 3 },
 					Event::Withdrawn { member: 100, pool_id: 1, points: 100, balance: 100 },
 					Event::MemberRemoved { pool_id: 1, member: 100 }
 				]
@@ -3431,8 +3472,8 @@ mod withdraw_unbonded {
 					Event::Created { depositor: 10, pool_id: 1 },
 					Event::Bonded { member: 10, pool_id: 1, bonded: 10, joined: true },
 					Event::Bonded { member: 10, pool_id: 1, bonded: 10, joined: false },
-					Event::Unbonded { member: 10, pool_id: 1, points: 6, balance: 6 },
-					Event::Unbonded { member: 10, pool_id: 1, points: 1, balance: 1 }
+					Event::Unbonded { member: 10, pool_id: 1, points: 6, balance: 6, era: 3 },
+					Event::Unbonded { member: 10, pool_id: 1, points: 1, balance: 1, era: 4 }
 				]
 			);
 
@@ -3518,8 +3559,8 @@ mod withdraw_unbonded {
 					Event::Created { depositor: 10, pool_id: 1 },
 					Event::Bonded { member: 10, pool_id: 1, bonded: 10, joined: true },
 					Event::Bonded { member: 11, pool_id: 1, bonded: 10, joined: true },
-					Event::Unbonded { member: 11, pool_id: 1, points: 6, balance: 6 },
-					Event::Unbonded { member: 11, pool_id: 1, points: 1, balance: 1 }
+					Event::Unbonded { member: 11, pool_id: 1, points: 6, balance: 6, era: 3 },
+					Event::Unbonded { member: 11, pool_id: 1, points: 1, balance: 1, era: 4 }
 				]
 			);
 
@@ -3608,8 +3649,8 @@ mod withdraw_unbonded {
 					Event::Created { depositor: 10, pool_id: 1 },
 					Event::Bonded { member: 10, pool_id: 1, bonded: 10, joined: true },
 					Event::Bonded { member: 100, pool_id: 1, bonded: 100, joined: true },
-					Event::Unbonded { member: 100, pool_id: 1, points: 75, balance: 75 },
-					Event::Unbonded { member: 100, pool_id: 1, points: 25, balance: 25 },
+					Event::Unbonded { member: 100, pool_id: 1, points: 75, balance: 75, era: 3 },
+					Event::Unbonded { member: 100, pool_id: 1, points: 25, balance: 25, era: 4 },
 					Event::Withdrawn { member: 100, pool_id: 1, points: 75, balance: 75 },
 				]
 			);
@@ -3680,9 +3721,9 @@ mod withdraw_unbonded {
 					Event::Created { depositor: 10, pool_id: 1 },
 					Event::Bonded { member: 10, pool_id: 1, bonded: 10, joined: true },
 					Event::Bonded { member: 10, pool_id: 1, bonded: 10, joined: false },
-					Event::Unbonded { member: 10, pool_id: 1, balance: 7, points: 7 },
-					Event::Unbonded { member: 10, pool_id: 1, balance: 3, points: 3 },
-					Event::Unbonded { member: 10, pool_id: 1, balance: 10, points: 10 },
+					Event::Unbonded { member: 10, pool_id: 1, balance: 7, points: 7, era: 3 },
+					Event::Unbonded { member: 10, pool_id: 1, balance: 3, points: 3, era: 4 },
+					Event::Unbonded { member: 10, pool_id: 1, balance: 10, points: 10, era: 4 },
 					Event::Withdrawn { member: 10, pool_id: 1, balance: 7, points: 7 }
 				]
 			);
diff --git a/frame/nomination-pools/test-staking/src/lib.rs b/frame/nomination-pools/test-staking/src/lib.rs
index eed8e5fd390cd..5a7cd494362ca 100644
--- a/frame/nomination-pools/test-staking/src/lib.rs
+++ b/frame/nomination-pools/test-staking/src/lib.rs
@@ -95,8 +95,8 @@ fn pool_lifecycle_e2e() {
 			pool_events_since_last_call(),
 			vec![
 				PoolsEvent::StateChanged { pool_id: 1, new_state: PoolState::Destroying },
-				PoolsEvent::Unbonded { member: 20, pool_id: 1, points: 10, balance: 10 },
-				PoolsEvent::Unbonded { member: 21, pool_id: 1, points: 10, balance: 10 },
+				PoolsEvent::Unbonded { member: 20, pool_id: 1, points: 10, balance: 10, era: 3 },
+				PoolsEvent::Unbonded { member: 21, pool_id: 1, points: 10, balance: 10, era: 3 },
 			]
 		);
 
@@ -159,7 +159,7 @@ fn pool_lifecycle_e2e() {
 		);
 		assert_eq!(
 			pool_events_since_last_call(),
-			vec![PoolsEvent::Unbonded { member: 10, pool_id: 1, points: 50, balance: 50 }]
+			vec![PoolsEvent::Unbonded { member: 10, pool_id: 1, points: 50, balance: 50, era: 6 }]
 		);
 
 		// waiting another bonding duration:
@@ -237,8 +237,8 @@ fn pool_slash_e2e() {
 		assert_eq!(
 			pool_events_since_last_call(),
 			vec![
-				PoolsEvent::Unbonded { member: 10, pool_id: 1, balance: 10, points: 10 },
-				PoolsEvent::Unbonded { member: 20, pool_id: 1, balance: 10, points: 10 }
+				PoolsEvent::Unbonded { member: 10, pool_id: 1, balance: 10, points: 10, era: 4 },
+				PoolsEvent::Unbonded { member: 20, pool_id: 1, balance: 10, points: 10, era: 4 }
 			]
 		);
 
@@ -262,9 +262,9 @@ fn pool_slash_e2e() {
 		assert_eq!(
 			pool_events_since_last_call(),
 			vec![
-				PoolsEvent::Unbonded { member: 10, pool_id: 1, balance: 10, points: 10 },
-				PoolsEvent::Unbonded { member: 20, pool_id: 1, balance: 10, points: 10 },
-				PoolsEvent::Unbonded { member: 21, pool_id: 1, balance: 10, points: 10 },
+				PoolsEvent::Unbonded { member: 10, pool_id: 1, balance: 10, points: 10, era: 5 },
+				PoolsEvent::Unbonded { member: 20, pool_id: 1, balance: 10, points: 10, era: 5 },
+				PoolsEvent::Unbonded { member: 21, pool_id: 1, balance: 10, points: 10, era: 5 },
 			]
 		);
 
@@ -305,7 +305,7 @@ fn pool_slash_e2e() {
 		assert_eq!(staking_events_since_last_call(), vec![StakingEvent::Unbonded(POOL1_BONDED, 5)]);
 		assert_eq!(
 			pool_events_since_last_call(),
-			vec![PoolsEvent::Unbonded { member: 21, pool_id: 1, balance: 5, points: 5 }]
+			vec![PoolsEvent::Unbonded { member: 21, pool_id: 1, balance: 5, points: 5, era: 6 }]
 		);
 
 		// now we start withdrawing. we do it all at once, at era 6 where 20 and 21 are fully free.
@@ -342,7 +342,7 @@ fn pool_slash_e2e() {
 			pool_events_since_last_call(),
 			vec![
 				PoolsEvent::StateChanged { pool_id: 1, new_state: PoolState::Destroying },
-				PoolsEvent::Unbonded { member: 10, pool_id: 1, points: 10, balance: 10 }
+				PoolsEvent::Unbonded { member: 10, pool_id: 1, points: 10, balance: 10, era: 9 }
 			]
 		);
 
@@ -432,7 +432,13 @@ fn pool_slash_proportional() {
 		);
 		assert_eq!(
 			pool_events_since_last_call(),
-			vec![PoolsEvent::Unbonded { member: 20, pool_id: 1, balance: bond, points: bond }]
+			vec![PoolsEvent::Unbonded {
+				member: 20,
+				pool_id: 1,
+				balance: bond,
+				points: bond,
+				era: 127
+			}]
 		);
 
 		CurrentEra::<T>::set(Some(100));
@@ -443,7 +449,13 @@ fn pool_slash_proportional() {
 		);
 		assert_eq!(
 			pool_events_since_last_call(),
-			vec![PoolsEvent::Unbonded { member: 21, pool_id: 1, balance: bond, points: bond }]
+			vec![PoolsEvent::Unbonded {
+				member: 21,
+				pool_id: 1,
+				balance: bond,
+				points: bond,
+				era: 128
+			}]
 		);
 
 		CurrentEra::<T>::set(Some(101));
@@ -454,7 +466,13 @@ fn pool_slash_proportional() {
 		);
 		assert_eq!(
 			pool_events_since_last_call(),
-			vec![PoolsEvent::Unbonded { member: 22, pool_id: 1, balance: bond, points: bond }]
+			vec![PoolsEvent::Unbonded {
+				member: 22,
+				pool_id: 1,
+				balance: bond,
+				points: bond,
+				era: 129
+			}]
 		);
 
 		// Apply a slash that happened in era 100. This is typically applied with a delay.
@@ -531,7 +549,13 @@ fn pool_slash_non_proportional_only_bonded_pool() {
 		);
 		assert_eq!(
 			pool_events_since_last_call(),
-			vec![PoolsEvent::Unbonded { member: 20, pool_id: 1, balance: bond, points: bond }]
+			vec![PoolsEvent::Unbonded {
+				member: 20,
+				pool_id: 1,
+				balance: bond,
+				points: bond,
+				era: 127
+			}]
 		);
 
 		// slash for 30. This will be deducted only from the bonded pool.
@@ -598,7 +622,13 @@ fn pool_slash_non_proportional_bonded_pool_and_chunks() {
 		);
 		assert_eq!(
 			pool_events_since_last_call(),
-			vec![PoolsEvent::Unbonded { member: 20, pool_id: 1, balance: bond, points: bond }]
+			vec![PoolsEvent::Unbonded {
+				member: 20,
+				pool_id: 1,
+				balance: bond,
+				points: bond,
+				era: 127
+			}]
 		);
 
 		// slash 50. This will be deducted only from the bonded pool and one of the unbonding pools.