diff --git a/keystone/templates/configmap-bin.yaml b/keystone/templates/configmap-bin.yaml
index 46e86e805a..75c90284eb 100644
--- a/keystone/templates/configmap-bin.yaml
+++ b/keystone/templates/configmap-bin.yaml
@@ -12,8 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-{{- $conf := .Values.conf.keystone -}}
-{{ include "helm-toolkit.oslo_values_setup" $conf | trunc 0 }}
+{{ tuple .Values.conf.keystone . | include "helm-toolkit.oslo_values_setup" | trunc 0 }}
 
 apiVersion: v1
 kind: ConfigMap