diff --git a/dev/containers/backend/Containerfile b/dev/containers/backend/Containerfile
index beab129..34b787c 100644
--- a/dev/containers/backend/Containerfile
+++ b/dev/containers/backend/Containerfile
@@ -1,5 +1,5 @@
 
-FROM golang:1.18
+FROM golang:1.21
 
 
 WORKDIR /src/alice-lg