diff --git a/vault/rolebinding.gomplate.yaml b/vault/rolebinding.gomplate.yaml
index d9b3061..12e7dd4 100644
--- a/vault/rolebinding.gomplate.yaml
+++ b/vault/rolebinding.gomplate.yaml
@@ -9,4 +9,4 @@ roleRef:
 subjects:
   - kind: ServiceAccount
     name: vault-auth
-    namespace: {{ .Env.VAULT_NAMESPACE }}
+    namespace: {{ .Env.K8S_VAULT_NAMESPACE }}
diff --git a/vault/serviceaccount.gomplate.yaml b/vault/serviceaccount.gomplate.yaml
index be441cb..784299e 100644
--- a/vault/serviceaccount.gomplate.yaml
+++ b/vault/serviceaccount.gomplate.yaml
@@ -2,4 +2,4 @@ apiVersion: v1
 kind: ServiceAccount
 metadata:
   name: vault-auth
-  namespace: {{ .Env.VAULT_NAMESPACE }}
+  namespace: {{ .Env.K8S_VAULT_NAMESPACE }}