diff --git a/pkg/app/api/grpcapi/grpcapi.go b/pkg/app/api/grpcapi/grpcapi.go
index 2fc14d4dd0..9e06fc64e6 100644
--- a/pkg/app/api/grpcapi/grpcapi.go
+++ b/pkg/app/api/grpcapi/grpcapi.go
@@ -118,7 +118,7 @@ func makeGitPath(repoID, path, cfgFilename string, piped *model.Piped, logger *z
 		}
 	}
 	if repo == nil {
-		return nil, status.Error(codes.Internal, "The requested repository is not found")
+		return nil, status.Error(codes.NotFound, "The requested repository is not found in the Piped configuration")
 	}
 
 	u, err := git.MakeDirURL(repo.Remote, path, repo.Branch)