diff --git a/hack/.shellcheck_failures b/hack/.shellcheck_failures
index bb1edb4ac7..d13a3a8f1e 100644
--- a/hack/.shellcheck_failures
+++ b/hack/.shellcheck_failures
@@ -98,7 +98,6 @@
 ./test/e2e_node/environment/setup_host.sh
 ./test/e2e_node/gubernator.sh
 ./test/images/image-util.sh
-./test/images/pets/redis-installer/on-start.sh
 ./test/images/pets/zookeeper-installer/install.sh
 ./test/images/pets/zookeeper-installer/on-start.sh
 ./test/images/volume/gluster/run_gluster.sh
diff --git a/test/images/pets/redis-installer/on-start.sh b/test/images/pets/redis-installer/on-start.sh
index dd9a4e656c..cc8f8084ab 100755
--- a/test/images/pets/redis-installer/on-start.sh
+++ b/test/images/pets/redis-installer/on-start.sh
@@ -27,7 +27,7 @@ PORT=6379
 while read -ra LINE; do
     if [[ "${LINE}" == *"${HOSTNAME}"* ]]; then
         sed -i -e "s|^bind.*$|bind ${LINE}|" ${CFG}
-    elif [ "$(/opt/redis/redis-cli -h $LINE info | grep role | sed 's,\r$,,')" = "role:master" ]; then
+    elif [ "$(/opt/redis/redis-cli -h "${LINE}" info | grep role | sed 's,\r$,,')" = "role:master" ]; then
         # TODO: More restrictive regex?
         sed -i -e "s|^# slaveof.*$|slaveof ${LINE} ${PORT}|" ${CFG}
     fi