diff --git a/.github/workflows/bsd.yml b/.github/workflows/bsd.yml
index 1a4559010c..7ca7ac48d4 100644
--- a/.github/workflows/bsd.yml
+++ b/.github/workflows/bsd.yml
@@ -13,7 +13,7 @@ permissions:
 
 env:
   GNU_TAR_VERSION: "1.35"
-  GO_VERSION: "1.26.0"
+  GO_VERSION: "1.26.3"
 
 # To spin up one of the VMs below, see the "Debug Shell" section here: https://github.com/vmactions
 jobs:
diff --git a/.promu-cgo.yml b/.promu-cgo.yml
index aa40105c4f..fb37da527f 100644
--- a/.promu-cgo.yml
+++ b/.promu-cgo.yml
@@ -1,7 +1,7 @@
 go:
     # Whenever the Go version is updated here, .circle/config.yml and
     # .promu.yml should also be updated.
-    version: 1.25
+    version: 1.26
     cgo: true
 repository:
     path: github.com/prometheus/node_exporter
diff --git a/go.mod b/go.mod
index 1b61d991a9..4491349e07 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/prometheus/node_exporter
 
-go 1.25.8
+go 1.26.3
 
 require (
 	github.com/alecthomas/kingpin/v2 v2.4.0