diff --git a/docker/Dockerfile b/docker/Dockerfile
index 81eb5cc..c0210c8 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine AS Builder
+FROM alpine:3.17 AS Builder
 RUN apk add --no-cache --virtual .build-deps \
         libffi-dev \
         gcc \