diff --git a/infra/crossplane/templates/tofu.yml b/infra/crossplane/templates/tofu.yml
index 084ce27..72e4a18 100644
--- a/infra/crossplane/templates/tofu.yml
+++ b/infra/crossplane/templates/tofu.yml
@@ -43,14 +43,17 @@ spec:
     env:
       - name: TF_VAR_pm_api_url
         secretKeyRef:
+          namespace: crossplane
           name: proxmox-secret
           key: pam_api_url
       - name: TF_VAR_pm_password
         secretKeyRef:
+          namespace: crossplane
           name: proxmox-secret
           key: pam_password
       - name: TF_VAR_pm_user
         secretKeyRef:
+          namespace: crossplane
           name: proxmox-secret
           key: pam_user
     module: |