diff --git a/go.mod b/go.mod
index 2cf931de..07cbcc3f 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/cert-manager/webhook-example
 go 1.25.0
 
 require (
-	github.com/cert-manager/cert-manager v1.19.2
+	github.com/cert-manager/cert-manager v1.19.3
 	github.com/miekg/dns v1.1.72
 	github.com/stretchr/testify v1.11.1
 	k8s.io/apiextensions-apiserver v0.35.0
diff --git a/go.sum b/go.sum
index d3e89270..afc5eb8b 100644
--- a/go.sum
+++ b/go.sum
@@ -13,8 +13,8 @@ github.com/blang/semver/v4 v4.0.0 h1:1PFHFE6yCCTv8C1TeyNNarDzntLi7wMI5i/pzqYIsAM
 github.com/blang/semver/v4 v4.0.0/go.mod h1:IbckMUScFkM3pff0VJDNKRiT6TG/YpiHIM2yvyW5YoQ=
 github.com/cenkalti/backoff/v5 v5.0.3 h1:ZN+IMa753KfX5hd8vVaMixjnqRZ3y8CuJKRKj1xcsSM=
 github.com/cenkalti/backoff/v5 v5.0.3/go.mod h1:rkhZdG3JZukswDf7f0cwqPNk4K0sa+F97BxZthm/crw=
-github.com/cert-manager/cert-manager v1.19.2 h1:jSprN1h5pgNDSl7HClAmIzXuTxic/5FXJ32kbQHqjlM=
-github.com/cert-manager/cert-manager v1.19.2/go.mod h1:e9NzLtOKxTw7y99qLyWGmPo6mrC1Nh0EKKcMkRfK+GE=
+github.com/cert-manager/cert-manager v1.19.3 h1:3d0Nk/HO3BOmAdBJNaBh+6YgaO3Ciey3xCpOjiX5Obs=
+github.com/cert-manager/cert-manager v1.19.3/go.mod h1:e9NzLtOKxTw7y99qLyWGmPo6mrC1Nh0EKKcMkRfK+GE=
 github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs=
 github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
 github.com/coreos/go-semver v0.3.1 h1:yi21YpKnrx1gt5R+la8n5WgS0kCrsPp33dmEyHReZr4=