diff --git a/cmd/gf/internal/cmd/genservice/genservice.go b/cmd/gf/internal/cmd/genservice/genservice.go
index 8211db629..e06883c09 100644
--- a/cmd/gf/internal/cmd/genservice/genservice.go
+++ b/cmd/gf/internal/cmd/genservice/genservice.go
@@ -194,7 +194,7 @@ func (c CGenService) Service(ctx context.Context, in CGenServiceInput) (out *CGe
 				return nil, err
 			}
 			// remove all comments.
-			fileContent, err = gregex.ReplaceString(`/[/|\*](.*)`, "", fileContent)
+			fileContent, err = gregex.ReplaceString(`//(.*)|(?s)/\*(.*?)\*/`, "", fileContent)
 			if err != nil {
 				return nil, err
 			}