diff --git a/Dockerfile b/Dockerfile
index 9614902..5d29ec7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.17.3
+FROM alpine:3.18.0
 
 SHELL ["/bin/ash", "-x", "-c", "-o", "pipefail"]