diff --git a/go.mod b/go.mod
index 8c0bb62..d723308 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/cert-manager/webhook-example
 
-go 1.19
+go 1.20
 
 require (
 	github.com/cert-manager/cert-manager v1.12.1