diff --git a/.gitlab/ci_scripts/install_zerossl_issuer.sh b/.gitlab/ci_scripts/install_zerossl_issuer.sh
index 09160ea2d73ad9a77dbd72b5768d71e7454c23f2..0aaefbb456f25c7de34ebbe6761c0986f9e922e9 100755
--- a/.gitlab/ci_scripts/install_zerossl_issuer.sh
+++ b/.gitlab/ci_scripts/install_zerossl_issuer.sh
@@ -36,6 +36,6 @@ spec:
       name: zerossl-prod
     solvers:
       - http01:
-        ingress:
-          class: nginx
+          ingress:
+            class: nginx
 EOF