diff --git a/lab1-info-introspection/Dockerfile b/lab1-info-introspection/Dockerfile
index 64f56e6..5933b3f 100644
--- a/lab1-info-introspection/Dockerfile
+++ b/lab1-info-introspection/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.7
+FROM alpine:3.22.1
 MAINTAINER Davide Cioccia <d.cioccia@dcodx.com>
 RUN apk update --no-cache && apk add python3 \
   python3-dev \