diff --git a/rubygems/sync.sh b/rubygems/sync.sh
index 6da4657..65831cd 100755
--- a/rubygems/sync.sh
+++ b/rubygems/sync.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-set -x
+set -e
 
 export HOME=/root
 cat << EOF > /root/.gem/.mirrorrc