diff --git a/go.mod b/go.mod
index aa5dcee..de5c30d 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/int128/kauthproxy
 
-go 1.23.3
+go 1.23.4
 
 require (
 	github.com/cenkalti/backoff/v4 v4.3.0
diff --git a/tools/go.mod b/tools/go.mod
index 3db2fdb..c97727d 100644
--- a/tools/go.mod
+++ b/tools/go.mod
@@ -1,6 +1,6 @@
 module github.com/int128/kauthproxy/tools
 
-go 1.23.3
+go 1.23.4
 
 require (
 	github.com/golangci/golangci-lint v1.62.2