diff --git a/src/backend/catalog/pg_operator.c b/src/backend/catalog/pg_operator.c
index 013707495d1..88410e5090b 100644
--- a/src/backend/catalog/pg_operator.c
+++ b/src/backend/catalog/pg_operator.c
@@ -776,8 +776,11 @@ makeOperatorDependencies(HeapTuple tuple)
 	myself.objectId = HeapTupleGetOid(tuple);
 	myself.objectSubId = 0;
 
-	/* In case we are updating a shell, delete any existing entries */
-	deleteDependencyRecordsFor(myself.classId, myself.objectId, false);
+	/*
+	 * In case we are updating a shell, delete any existing entries, except
+	 * for extension membership which should remain the same.
+	 */
+	deleteDependencyRecordsFor(myself.classId, myself.objectId, true);
 	deleteSharedDependencyRecordsFor(myself.classId, myself.objectId, 0);
 
 	/* Dependency on namespace */