diff --git a/Makefile b/Makefile
index d3d4edf..830b2ee 100644
--- a/Makefile
+++ b/Makefile
@@ -10,7 +10,7 @@ CALICO_VERSION := v3.28.1
 # renovate: datasource=github-releases depName=fluxcd/flux2
 FLUXCD_VERSION := v2.3.0
 # renovate: datasource=github-releases depName=cert-manager/cert-manager
-CERTMANAGER_VERSION := v1.15.2
+CERTMANAGER_VERSION := v1.15.3
 # renovate: datasource=github-releases depName=cloudnative-pg/cloudnative-pg
 CNPG_VERSION := v1.23.3
 # renovate: datasource=github-releases depName=minio/operator