diff --git a/storage/gcs/gcs_storage_test.go b/storage/gcs/gcs_storage_test.go
index 634c7477a..a7a60df4e 100644
--- a/storage/gcs/gcs_storage_test.go
+++ b/storage/gcs/gcs_storage_test.go
@@ -24,7 +24,7 @@ func TestGCSStorage(t *testing.T) {
 	})
 
 	if err != nil {
-		t.Fatalf("unable to connect to GCS")
+		t.Fatalf("unable to connect to GCS: %v", err)
 	}
 
 	if err := st.ListBlocks(ctx, "", func(bm storage.BlockMetadata) error {