diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3db28ed33097..14027dea492c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -37,7 +37,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ## [Unreleased]
 
-## [v0.46.5](https://github.com/cosmos/cosmos-sdk/releases/tag/v0.46.5) - 2022-11-14
+## [v0.46.5](https://github.com/cosmos/cosmos-sdk/releases/tag/v0.46.5) - 2022-11-16
 
 ### Improvements
 
@@ -49,7 +49,8 @@ Ref: https://keepachangelog.com/en/1.0.0/
 * (x/bank) [#13821](https://github.com/cosmos/cosmos-sdk/pull/13821) Fix bank store migration of coin metadata.
 * (x/group) [#13808](https://github.com/cosmos/cosmos-sdk/pull/13808) Fix propagation of message events to the current context in `EndBlocker`.
 * (x/gov) [#13728](https://github.com/cosmos/cosmos-sdk/pull/13728) Fix propagation of message events to the current context in `EndBlocker`.
-* (store) [#13803](https://github.com/cosmos/cosmos-sdk/pull/13803) Add an error log if iavl set operation failed.
+* (store) [#13803](https://github.com/cosmos/cosmos-sdk/pull/13803) Add an error log if IAVL set operation failed.
+* [#13861](https://github.com/cosmos/cosmos-sdk/pull/13861) Allow `_` characters in tx event queries, i.e. `GetTxsEvent`.
 
 ## [v0.46.4](https://github.com/cosmos/cosmos-sdk/releases/tag/v0.46.4) - 2022-11-01
 
diff --git a/x/auth/tx/service.go b/x/auth/tx/service.go
index 8c8e0a2347f9..6bc4c95120c0 100644
--- a/x/auth/tx/service.go
+++ b/x/auth/tx/service.go
@@ -45,7 +45,7 @@ var (
 	_ txtypes.ServiceServer = txServer{}
 
 	// EventRegex checks that an event string is formatted with {alphabetic}.{alphabetic}={value}
-	EventRegex = regexp.MustCompile(`^[a-zA-Z]+\.[a-zA-Z]+=\S+$`)
+	EventRegex = regexp.MustCompile(`^[a-zA-Z_]+\.[a-zA-Z_]+=\S+$`)
 )
 
 const (
diff --git a/x/auth/tx/service_test.go b/x/auth/tx/service_test.go
index f5cccb5ae8db..e61abadd7a48 100644
--- a/x/auth/tx/service_test.go
+++ b/x/auth/tx/service_test.go
@@ -164,6 +164,11 @@ func TestEventRegex(t *testing.T) {
 			event: "tx.message='something'",
 			match: true,
 		},
+		{
+			name:  "valid: with underscores",
+			event: "claim_reward.message_action='something'",
+			match: true,
+		},
 		{
 			name:  "valid: no quotes",
 			event: "tx.message=something",