diff --git a/wally/suits/omgbench/run.sh b/wally/suits/omgbench/run.sh
index c4d7a43..8adb4c1 100755
--- a/wally/suits/omgbench/run.sh
+++ b/wally/suits/omgbench/run.sh
@@ -31,7 +31,7 @@
 
 cd omgbenchmark/rally_plugin
 
-sed -i -e "s,rabbit:\/\/guest:guest@localhost\/,$URL,g" deployment.json
+sed -i -e "s+rabbit:\/\/guest:guest@localhost\/+$URL+g" deployment.json
 sed -i -e "s,times\": 100,times\": $TIMES,g" task.json
 
 rally --plugin-paths . deployment create --file=deployment.json --name=test &> /dev/null