diff --git a/upload-pkg.py b/upload-pkg.py
index f65c2cf..482463f 100644
--- a/upload-pkg.py
+++ b/upload-pkg.py
@@ -34,11 +34,14 @@ def UploadFile(url: str, file: str, code: int = 201):
 	with open(file, "rb") as f:
 		res = put(url, f.read())
 		text = GetReasonText(res)
-		if res.status_code != code:
-			raise RequestException(
-				"upload %s status not %d: %d (%s)" %
-				(file, code, res.status_code, text)
-			)
+		if res.status_code != code :
+			if res.status_code == 409:
+				info("target already exists; not overwritting")
+			else
+				raise RequestException(
+					"upload %s status not %d: %d (%s)" %
+					(file, code, res.status_code, text)
+				)
 
 
 def UploadPackage(