diff --git a/helm/chart/templates/secrets.yaml b/helm/chart/templates/secrets.yaml
index 3214a6c..3efba32 100644
--- a/helm/chart/templates/secrets.yaml
+++ b/helm/chart/templates/secrets.yaml
@@ -21,7 +21,7 @@ data:
   {{- else }}
   mailer-dsn: {{ .Values.mailer.dsn | b64enc | quote }}
   {{- end }}
-  sms-dsn: {{ .Values.sms.dsn | quote }}
+  sms-dsn: {{ .Values.sms.dsn | b64enc | quote }}
   payum-apikey: {{ .Values.payum.apikey | b64enc | quote }}
   php-storage-key: {{ .Values.php.storage.key | b64enc | quote }}
   php-storage-secret: {{ .Values.php.storage.secret | b64enc | quote }}
\ No newline at end of file