diff --git a/anaconda.py b/anaconda.py
index 36bd07c..a06b8ce 100755
--- a/anaconda.py
+++ b/anaconda.py
@@ -165,7 +165,11 @@ def sync_installer(repo_url, local_dir: Path):
 
         for retry in range(3):
             logging.info("Downloading {}".format(filename))
-            err = curl_download(pkg_url, dst_file, md5=md5)
+            err = ''
+            try:
+                err = curl_download(pkg_url, dst_file, md5=md5)
+            except sp.CalledProcessError:
+                err = 'CalledProcessError'
             if err is None:
                 break
             logging.error("Failed to download {}: {}".format(filename, err))