diff --git a/api/go.mod b/api/go.mod
index 97c4062..f6319b2 100644
--- a/api/go.mod
+++ b/api/go.mod
@@ -1,6 +1,6 @@
 module github.com/openmcp-project/controller-utils/api
 
-go 1.25.6
+go 1.26.3
 
 require github.com/fluxcd/pkg/apis/kustomize v1.14.0
 
diff --git a/go.mod b/go.mod
index 77238c4..fc4b999 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/openmcp-project/controller-utils
 
-go 1.25.6
+go 1.26.3
 
 replace github.com/openmcp-project/controller-utils/api => ./api