diff --git a/pkg/upstream/stack/loader.go b/pkg/upstream/stack/loader.go
index 1910129a..a6259903 100644
--- a/pkg/upstream/stack/loader.go
+++ b/pkg/upstream/stack/loader.go
@@ -138,7 +138,7 @@ func loadConfigFile(filename string) (*composetypes.ConfigFile, error) {
 
 	config, err := loader.ParseYAML(bytes)
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("%s: %s", filename, err)
 	}
 
 	return &composetypes.ConfigFile{