diff --git a/terragrunt/github-arc-infra-wg-ci-test/config.yaml b/terragrunt/github-arc-infra-wg-ci-test/config.yaml
index eb82ec1b..85692f7a 100644
--- a/terragrunt/github-arc-infra-wg-ci-test/config.yaml
+++ b/terragrunt/github-arc-infra-wg-ci-test/config.yaml
@@ -14,7 +14,7 @@ arc_letsencrypt_notifications_email: ApplicationAutoscaler@sap.com
 dns_zone: app-runtime-interfaces
 dns_domain: ci.cloudfoundry.org
 
-cert_manager_helm_version: "v1.14.4"
+cert_manager_helm_version: "v1.17.2"
 arc_helm_version: "0.23.7"
 
 # developer mode for letsencrypt webhook server - use true to enable staging deployment
diff --git a/terragrunt/github-arc-infra-wg-ci/config.yaml b/terragrunt/github-arc-infra-wg-ci/config.yaml
index a9456ee4..038fec66 100644
--- a/terragrunt/github-arc-infra-wg-ci/config.yaml
+++ b/terragrunt/github-arc-infra-wg-ci/config.yaml
@@ -14,7 +14,7 @@ arc_letsencrypt_notifications_email: ApplicationAutoscaler@sap.com
 dns_zone: app-runtime-interfaces
 dns_domain: ci.cloudfoundry.org
 
-cert_manager_helm_version: "v1.14.4"
+cert_manager_helm_version: "v1.17.2"
 arc_helm_version: "0.23.7"
 
 # developer mode for letsencrypt webhook server - use true to enable staging deployment