diff --git a/Dockerfile b/Dockerfile
index 48f2a1d..72596bd 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,3 +1,3 @@
-FROM golang:1.20.3@sha256:bcc311ec9655c350df3899611fdf134806f97a3e3b2c06c2b5c0696428503814
+FROM golang:1.21.5@sha256:672a2286da3ee7a854c3e0a56e0838918d0dbb1c18652992930293312de898a6
 
 COPY scip-go /usr/bin/