diff --git a/Dockerfile b/Dockerfile
index f3de4a83e5..fc5418fb6b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -29,7 +29,7 @@ fi
 
 RUN go install github.com/MinseokOh/toml-cli@latest
 
-FROM alpine:3.20
+FROM alpine:3.21
 
 WORKDIR /root