diff --git a/images/backup/Dockerfile b/images/backup/Dockerfile
index 52cd5e1..5e56963 100644
--- a/images/backup/Dockerfile
+++ b/images/backup/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.15.4
+FROM alpine:3.20.3
 
 WORKDIR /app