diff --git a/pkg/common/db/cache/s3.go b/pkg/common/db/cache/s3.go
index f8f8894b6..ed9b7bc47 100644
--- a/pkg/common/db/cache/s3.go
+++ b/pkg/common/db/cache/s3.go
@@ -53,7 +53,7 @@ func (g *objectCacheRedis) DelObjectName(names ...string) ObjectCache {
 }
 
 func (g *objectCacheRedis) getObjectKey(name string) string {
-	return "OBJECT_INFO:" + name
+	return "OBJECT:" + name
 }
 
 func (g *objectCacheRedis) GetName(ctx context.Context, name string) (*relationtb.ObjectModel, error) {