diff --git a/Dockerfile b/Dockerfile
index d5da8ec8e..67192f7e2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,7 +8,7 @@ WORKDIR /tflint
 COPY . /tflint
 RUN GOOS=$TARGETOS GOARCH=$TARGETARCH make build
 
-FROM alpine:3.21
+FROM alpine:3.22
 
 LABEL maintainer=terraform-linters