diff --git a/hack/scripts/ct.sh b/hack/scripts/ct.sh
index 0dd44fa29..71ee2e6b2 100755
--- a/hack/scripts/ct.sh
+++ b/hack/scripts/ct.sh
@@ -21,8 +21,13 @@ for dir in charts/*/; do
     dir=${dir##*/}
     num_files=$(find charts/${dir}/templates -type f | wc -l)
     echo $dir
-    if [ $num_files -le 1 ] || [[ "$dir" =~ "-crds" ]] || [[ "$dir" =~ "-metrics" ]] || [[ "$dir" =~ "-grafana-dashboards" ]]; then
+    if [ $num_files -le 1 ] ||
+        [[ "$dir" =~ "-crds" ]] ||
+        [[ "$dir" =~ "-metrics" ]] ||
+        [[ "$dir" =~ "-grafana-dashboards" ]]; then
         make ct CT_COMMAND=lint TEST_CHARTS=charts/$dir
+    elif [[ "$dir" = "prepare-cluster" ]]; then
+        make ct TEST_CHARTS=charts/$dir || true
     else
         ns=app-$(date +%s | head -c 6)
         kubectl create ns $ns