diff --git a/ydb/core/protos/feature_flags.proto b/ydb/core/protos/feature_flags.proto
index 620a436c377e..868f3ae9227c 100644
--- a/ydb/core/protos/feature_flags.proto
+++ b/ydb/core/protos/feature_flags.proto
@@ -182,7 +182,7 @@ message TFeatureFlags {
     optional bool EnableScaleRecommender = 157 [default = false];
     optional bool EnableVDiskThrottling = 158 [default = false];
     optional bool EnableDataShardInMemoryStateMigration = 159 [default = true];
-    optional bool EnableDataShardInMemoryStateMigrationAcrossGenerations = 160 [default = false];
+    optional bool EnableDataShardInMemoryStateMigrationAcrossGenerations = 160 [default = true];
     optional bool DisableLocalDBEraseCache = 161 [default = false];
     optional bool EnableChecksumsExport = 162 [default = false];
     optional bool EnableTopicTransfer = 163 [default = true];