diff --git a/go.mod b/go.mod
index d877033..96b521d 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module kmodules.xyz/cert-manager-util
 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/evanphx/json-patch v5.9.0+incompatible
 	github.com/pkg/errors v0.9.1
 	k8s.io/apimachinery v0.34.3
diff --git a/go.sum b/go.sum
index c6734a7..9747e2b 100644
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,5 @@
-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/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM=
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 737e0c1..42c6e64 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -1,4 +1,4 @@
-# github.com/cert-manager/cert-manager v1.19.2
+# github.com/cert-manager/cert-manager v1.19.3
 ## explicit; go 1.25.0
 github.com/cert-manager/cert-manager/pkg/apis/acme
 github.com/cert-manager/cert-manager/pkg/apis/acme/v1