diff --git a/model/gmodel/fs_preprocess_logo_logic.go b/model/gmodel/fs_preprocess_logo_logic.go
index be1dce38..c541ec79 100644
--- a/model/gmodel/fs_preprocess_logo_logic.go
+++ b/model/gmodel/fs_preprocess_logo_logic.go
@@ -42,6 +42,9 @@ func (p *FsPreprocessLogoModel) PreLogoSearch(ctx context.Context, zipcode strin
 	}
 
 	for i := range resp {
+		if resp[i].RestaurantType == nil {
+			resp[i].RestaurantType = FsString("")
+		}
 		resp[i].ResourceUrl = FsString(testData[rand.Uint64()%uint64(len(testData))])
 	}