diff --git a/deployment/Dockerfile b/deployment/Dockerfile
index 37db31f..a7231d5 100644
--- a/deployment/Dockerfile
+++ b/deployment/Dockerfile
@@ -1,5 +1,5 @@
 # build environment ###########################################
-FROM golang:1.18.1-alpine@sha256:42d35674864fbb577594b60b84ddfba1be52b4d4298c961b46ba95e9fb4712e8 AS build-env
+FROM golang:1.22.6-alpine@sha256:1a478681b671001b7f029f94b5016aed984a23ad99c707f6a0ab6563860ae2f3 AS build-env
 
 WORKDIR /app