diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 44dc0e9..9595214 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ on:
 
 env:
   # Common versions
-  GO_VERSION: '1.24.4'
+  GO_VERSION: '1.25.6'
   GOLANGCI_VERSION: 'v2.1.6'
   DOCKER_BUILDX_VERSION: 'v0.24.0'
 
diff --git a/go.mod b/go.mod
index d467f4b..351db53 100644
--- a/go.mod
+++ b/go.mod
@@ -2,7 +2,7 @@ module github.com/crossplane-contrib/function-environment-configs
 
 go 1.23
 
-toolchain go1.24.4
+toolchain go1.25.6
 
 require (
 	github.com/alecthomas/kong v1.4.0