diff --git a/alfa-client/apps/alfa-e2e/src/fixtures/argocd/by-ea-dev.yaml b/alfa-client/apps/alfa-e2e/src/fixtures/argocd/by-ea-dev.yaml
index b466a9cab1582f98ed7ad74d95f333140059f869..d045ee9c6f58b1df37fc04f1260c0b75178a4bb1 100644
--- a/alfa-client/apps/alfa-e2e/src/fixtures/argocd/by-ea-dev.yaml
+++ b/alfa-client/apps/alfa-e2e/src/fixtures/argocd/by-ea-dev.yaml
@@ -12,6 +12,8 @@ administration:
 
 admin_client:
   enabled: true
+  ingress:
+    use_staging_cert: true
 
 alfa:
   env:
diff --git a/alfa-client/apps/alfa-e2e/src/fixtures/argocd/by-main-dev.yaml b/alfa-client/apps/alfa-e2e/src/fixtures/argocd/by-main-dev.yaml
index 33c7b369e974359d6823a8794bbd52787b643e8c..e6e263cccb461006c4130ed8a1ef46e367cbec23 100644
--- a/alfa-client/apps/alfa-e2e/src/fixtures/argocd/by-main-dev.yaml
+++ b/alfa-client/apps/alfa-e2e/src/fixtures/argocd/by-main-dev.yaml
@@ -12,6 +12,8 @@ administration:
 
 admin_client:
   enabled: true
+  ingress:
+    use_staging_cert: true
 
 alfa:
   env: