diff --git a/Dockerfile b/Dockerfile
index 51405e3b..8e939f87 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -29,7 +29,7 @@ fi
 
 RUN go install github.com/MinseokOh/toml-cli@latest
 
-FROM alpine:3.19
+FROM alpine:3.20
 
 WORKDIR /root