diff --git a/Makefile b/Makefile
index d9dada1440..e8494b86eb 100644
--- a/Makefile
+++ b/Makefile
@@ -15,7 +15,7 @@
 SHELL := bash
 .SHELLFLAGS := -exc
 
-GOLANG_VERSION    := 1.25.7
+GOLANG_VERSION    := 1.25.9
 GOLANGCI_LINT_VERSION := 2.11.4
 
 GORELEASER_CONFIG = release/tag/goreleaser.yaml
diff --git a/documentation/go.mod b/documentation/go.mod
index c200ebc185..f13b84f80a 100644
--- a/documentation/go.mod
+++ b/documentation/go.mod
@@ -1,5 +1,5 @@
 module github.com/kptdev/docs
 
-go 1.25.7
+go 1.25.9
 
 require github.com/google/docsy v0.12.0 // indirect
diff --git a/go.mod b/go.mod
index 94d4ddccb5..c575dbe445 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/kptdev/kpt
 
-go 1.25.7
+go 1.25.9
 
 require (
 	github.com/Masterminds/semver/v3 v3.4.0
diff --git a/healthcheck/go.mod b/healthcheck/go.mod
index 61658b0e97..b697507258 100644
--- a/healthcheck/go.mod
+++ b/healthcheck/go.mod
@@ -1,6 +1,6 @@
 module github.com/kptdev/kpt/healthcheck
 
-go 1.25.7
+go 1.25.9
 
 require (
 	k8s.io/apimachinery v0.34.1