diff --git a/src/backend/tcop/postgres.c b/src/backend/tcop/postgres.c
index 44a59e1d4f..7b75daf29e 100644
--- a/src/backend/tcop/postgres.c
+++ b/src/backend/tcop/postgres.c
@@ -4108,6 +4108,7 @@ PostgresMain(int argc, char *argv[],
 		 */
 		doing_extended_query_message = false;
 
+		MemoryContextStats(MessageContext);
 		/*
 		 * Release storage left over from prior query cycle, and create a new
 		 * query input buffer in the cleared MessageContext.