diff --git a/src/module.c b/src/module.c
index 226c60fd0..acfaf2ac7 100644
--- a/src/module.c
+++ b/src/module.c
@@ -2044,7 +2044,7 @@ int RM_KeyType(RedisModuleKey *key) {
     case OBJ_HASH: return REDISMODULE_KEYTYPE_HASH;
     case OBJ_MODULE: return REDISMODULE_KEYTYPE_MODULE;
     case OBJ_STREAM: return REDISMODULE_KEYTYPE_STREAM;
-    default: return 0;
+    default: return REDISMODULE_KEYTYPE_EMPTY;
     }
 }