diff --git a/Dockerfile b/Dockerfile
index a8bc0e1..29b20c5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.7
+FROM alpine:3.23
 LABEL maintainer="Cabillot Julien <dockerimages@cabillot.eu>"
 
-RUN apk add --no-cache putty
\ No newline at end of file
+RUN apk add --no-cache putty