diff --git a/go.mod b/go.mod
index 80ec11b43..2c3b326ec 100644
--- a/go.mod
+++ b/go.mod
@@ -4,7 +4,7 @@ go 1.26.3
 
 require (
 	github.com/BurntSushi/toml v1.6.0
-	github.com/fluxcd/pkg/apis/kustomize v1.15.0
+	github.com/fluxcd/pkg/apis/kustomize v1.18.0
 	github.com/fluxcd/pkg/ssa v0.64.0
 	github.com/go-logr/logr v1.4.3
 	github.com/go-sprout/sprout v1.0.3