diff --git a/Dockerfile b/Dockerfile
index 12614e8..06d51d2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM --platform=$BUILDPLATFORM golang:1.20-alpine AS build
+FROM --platform=$BUILDPLATFORM golang:1.21-alpine AS build
 
 WORKDIR /build