diff --git a/Dockerfile b/Dockerfile
index 63a3ad3e..acf5167c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # bump: docker-golang /FROM golang:([\d.]+)/ docker:golang|^1
-FROM golang:1.21.1-bookworm AS base
+FROM golang:1.21.2-bookworm AS base
 
 # expect is used to test cli
 RUN \