diff --git a/Utility/Url.hs b/Utility/Url.hs
index a34ae23ca7..92e60b3354 100644
--- a/Utility/Url.hs
+++ b/Utility/Url.hs
@@ -151,7 +151,7 @@ checkPolicy uo u onerr a
 unsupportedUrlScheme :: URI -> IO ()
 unsupportedUrlScheme u = do
 	hPutStrLn stderr $ 
-		"Unsupported url scheme" ++ show u
+		"Unsupported url scheme " ++ show u
 	hFlush stderr
 
 allowedScheme :: UrlOptions -> URI -> Bool