diff --git a/charts/port-k8s-exporter/templates/deployment.yaml b/charts/port-k8s-exporter/templates/deployment.yaml
index 6830100..aebb08f 100644
--- a/charts/port-k8s-exporter/templates/deployment.yaml
+++ b/charts/port-k8s-exporter/templates/deployment.yaml
@@ -73,7 +73,7 @@ spec:
               value: {{ .Values.eventListener.authenticationMechanism | quote }}
             {{- end }}
           {{- if .Values.extraEnv }}
-            {{- tpl (toYaml .) $ | nindent 12 }}
+            {{- tpl (toYaml .Values.extraEnv) $ | nindent 12 }}
           {{- end }}
           volumeMounts:
             - name: config-volume