diff --git a/chain/chain/Cargo.toml b/chain/chain/Cargo.toml
index 8c6c33a8b10..c97f95b4889 100644
--- a/chain/chain/Cargo.toml
+++ b/chain/chain/Cargo.toml
@@ -52,6 +52,8 @@ no_cache = ["near-store/no_cache"]
 protocol_feature_flat_state = ["near-store/protocol_feature_flat_state"]
 protocol_feature_reject_blocks_with_outdated_protocol_version = ["near-primitives/protocol_feature_reject_blocks_with_outdated_protocol_version"]
 
+shardnet = ["protocol_feature_reject_blocks_with_outdated_protocol_version"]
+
 nightly = [
   "nightly_protocol",
 ]
diff --git a/core/primitives/Cargo.toml b/core/primitives/Cargo.toml
index 0da55de70d8..5a06d22a442 100644
--- a/core/primitives/Cargo.toml
+++ b/core/primitives/Cargo.toml
@@ -57,7 +57,7 @@ nightly_protocol = []
 
 
 # Shardnet is the experimental network that we deploy for chunk-only producer testing.
-shardnet = []
+shardnet = ["protocol_feature_reject_blocks_with_outdated_protocol_version"]
 
 deepsize_feature = [
   "deepsize",
diff --git a/core/primitives/src/version.rs b/core/primitives/src/version.rs
index 796ed6d24f6..f757b2f03c2 100644
--- a/core/primitives/src/version.rs
+++ b/core/primitives/src/version.rs
@@ -265,7 +265,13 @@ impl ProtocolFeature {
             #[cfg(feature = "protocol_feature_account_id_in_function_call_permission")]
             ProtocolFeature::AccountIdInFunctionCallPermission => 130,
             #[cfg(feature = "protocol_feature_reject_blocks_with_outdated_protocol_version")]
-            ProtocolFeature::RejectBlocksWithOutdatedProtocolVersions => 132,
+            ProtocolFeature::RejectBlocksWithOutdatedProtocolVersions => {
+                if cfg!(feature = "shardnet") {
+                    102
+                } else {
+                    132
+                }
+            }
             #[cfg(feature = "shardnet")]
             ProtocolFeature::ShardnetShardLayoutUpgrade => 102,
         }