diff --git a/Dockerfile b/Dockerfile
index e852b413316c5cc738e86c2b46d1e5d078e45f64..332996155c625901359637e4d1be36916fbea4ce 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM docker.io/library/golang:1.20.1 AS build
+FROM docker.io/library/golang:1.21.1 AS build
 
 WORKDIR /src
 ADD . /src