diff --git a/manifests/vault/values.yaml b/manifests/vault/values.yaml
index f387d3e..71d6063 100644
--- a/manifests/vault/values.yaml
+++ b/manifests/vault/values.yaml
@@ -42,7 +42,7 @@ server:
 
   extraEnvironmentVars:
     VAULT_ADDR: http://127.0.0.1:8200
-    VAULT_OIDC_CLIENT_SECRET: {{ .Values.oidc.clientSecret | quote }}
+    VAULT_OIDC_CLIENT_SECRET: ${VAULT_OIDC_CLIENT_SECRET}
 
 ui:
   enabled: true
@@ -66,7 +66,3 @@ csi:
   enabled: false
   agent:
     enabled: false
-
-# Custom section for value injection
-oidc:
-  clientSecret: ${VAULT_OIDC_CLIENT_SECRET}