diff --git a/charts/hnc/values.yaml b/charts/hnc/values.yaml
index 9dcbc7b2d..1302e02f0 100644
--- a/charts/hnc/values.yaml
+++ b/charts/hnc/values.yaml
@@ -2,6 +2,10 @@ image:
   repository: gcr.io/k8s-staging-multitenancy/hnc-manager
   tag: v1.1.0
   imagePullPolicy: {}
+# Regex of namespaces for HNC to manage
+# example include everything except openshift.*
+#hncIncludeNamespacesRegex: ([^o].*|o([^p].*)|op([^e].*)|ope([^n].*)|open([^s].*)|opens([^h].*)|opensh([^i].*)|openshi([^f].*)|openshif([^t].*))
+hncIncludeNamespacesRegex: ""
 # A list of namespaces to add the HNC exclude label to
 hncExcludeNamespaces:
   - hnc-system
diff --git a/hack/helm_patches/update-helm.sh b/hack/helm_patches/update-helm.sh
index 60f404a89..5adc844c9 100755
--- a/hack/helm_patches/update-helm.sh
+++ b/hack/helm_patches/update-helm.sh
@@ -176,6 +176,9 @@ for output_file in ${TEMPLATESDIR}/*.yaml; do
     # Add placeholder for --excluded-namespace arg
     sed -i -e '/args:/a \            {{- range $hncExcludeNamespace := .Values.hncExcludeNamespaces}}\n \           - --excluded-namespace={{ $hncExcludeNamespace }}\n \           {{- end }}' $output_file
 
+    # Add placeholder for --included-namespace-regex arg
+    sed -i -e '/args:/a \            {{- if $hncIncludeNamespacesRegex}}\n \           - --included-namespace-regex={{ $hncIncludeNamespacesRegex }}\n \           {{- end }}' $output_file
+
     # [HRQ] Add conditional blocks for --enable-hrq arg
     sed -i -e '/args:/a \            {{- if .Values.hrq.enabled }}\n \           - --enable-hrq\n \           {{- end }}' $output_file