diff --git a/src/main/helm/templates/osiv2_auth_secret.yaml b/src/main/helm/templates/osiv2_auth_secret.yaml
index a9c10885357ad6e87efbbbb078f4347ede1cc2fd..c8d626b6514de22dda5a49c39d1c93b4f1279c56 100644
--- a/src/main/helm/templates/osiv2_auth_secret.yaml
+++ b/src/main/helm/templates/osiv2_auth_secret.yaml
@@ -32,6 +32,4 @@ type: Opaque
 stringData:
   client-id: {{ .Values.ozgcloud.osiv2.auth.client_id }}
   client-secret: {{ .Values.ozgcloud.osiv2.auth.client_secret }}
-data:
-  ozgcloud_osi_postfach_proxyapi_key: {{ (.Values.ozgcloudProxyApi).apikey | b64enc }}
 {{- end }}
\ No newline at end of file