diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 75b6a98..24ee0bf 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -16,7 +16,7 @@ env:
   # go needs absolute directories, using the $HOME variable doesn't work here.
   GOCACHE: /home/runner/work/go/pkg/build
   GOPATH: /home/runner/work/go
-  GO_VERSION: 1.23.6
+  GO_VERSION: 1.23.9
 
 jobs:
   ########################
diff --git a/tools/Dockerfile b/tools/Dockerfile
index 737699c..cc836da 100644
--- a/tools/Dockerfile
+++ b/tools/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.23.6-bookworm
+FROM golang:1.23.9-bookworm
 
 RUN apt-get update && apt-get install -y git
 ENV GOCACHE=/tmp/build/.cache
diff --git a/tools/go.mod b/tools/go.mod
index 1a1c327..e17b0ea 100644
--- a/tools/go.mod
+++ b/tools/go.mod
@@ -1,6 +1,6 @@
 module github.com/lightninglabs/chantools/tools
 
-go 1.23.6
+go 1.23.9
 
 require (
 	github.com/btcsuite/btcd v0.24.2