diff --git a/src/serve.sh b/src/serve.sh
index da1ac0e..6402106 100755
--- a/src/serve.sh
+++ b/src/serve.sh
@@ -5,7 +5,7 @@ set -euo pipefail
 PYTHON_VERSION=3.14.6
 
 # renovate: datasource=golang-version depName=golang packageName=golang
-GOLANG_VERSION=1.26.4
+GOLANG_VERSION=1.26.5
 
 WORKDIR=$(dirname "$0")
 pushd "$WORKDIR"