diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 896faf61..0e932c2f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -43,7 +43,7 @@ jobs:
     strategy:
       matrix:
         go: ["1.25"]
-        lint: ["v2.5"]
+        lint: ["v2.6"]
     name: lint
     runs-on: ubuntu-latest
     steps:
diff --git a/go.mod b/go.mod
index d564d08c..ea8cff19 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/simplesurance/registrator
 
-go 1.25.3
+go 1.25.4
 
 require (
 	github.com/coreos/go-etcd v2.0.0+incompatible