diff --git a/ceilometer/tests/integration/hooks/post_test_hook.sh b/ceilometer/tests/integration/hooks/post_test_hook.sh
index 0384232..37a4e2b 100755
--- a/ceilometer/tests/integration/hooks/post_test_hook.sh
+++ b/ceilometer/tests/integration/hooks/post_test_hook.sh
@@ -62,7 +62,7 @@
     gnocchi status
 
     echo "* Unprocessed measures:"
-    for key in $(redis-cli --scan --pattern 'incoming*'); do echo -n $key && redis-cli llen $key; done
+    for key in $(redis-cli --scan --pattern 'incoming*'); do echo -n "$key length = " && redis-cli llen $key; done
 
     set -e
     set -x