diff --git a/Dockerfile b/Dockerfile
index 1b25478..3546e65 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.21.3-bullseye as builder
+FROM golang:1.21.4-bullseye as builder
 WORKDIR /go/src/github.com/parkr/ping
 EXPOSE 3306
 COPY . .