diff --git a/Dockerfile b/Dockerfile
index 7e083309..1a18c8f6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # bump: docker-golang /FROM golang:([\d.]+)/ docker:golang|^1
-FROM golang:1.18.3-bullseye AS base
+FROM golang:1.18.4-bullseye AS base
 
 # expect is used to test cli
 RUN \