diff --git a/Makefile b/Makefile
index 7b64949f8d..abf81493ab 100644
--- a/Makefile
+++ b/Makefile
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-GOLANG_VERSION    := 1.25.7
+GOLANG_VERSION    := 1.25.9
 GORELEASER_CONFIG = release/tag/goreleaser.yaml
 GORELEASER_IMAGE  := ghcr.io/goreleaser/goreleaser-cross:v$(GOLANG_VERSION)
 YEAR_GEN          := $(shell date '+%Y')
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 b5a1effca2..c98a14cd7c 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