diff --git a/Dockerfile b/Dockerfile
index 3229c469..e73e043d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-# syntax=docker/dockerfile:1.4@sha256:9ba7531bd80fb0a858632727cf7a112fbfd19b17e94c4e84ced81e24ef1a0dbc
+# syntax=docker/dockerfile:1.6@sha256:ac85f380a63b13dfcefa89046420e1781752bab202122f8f50032edf31be0021
 
 # The archlinux/archlinux repo is updated daily:
 FROM archlinux/archlinux:base-devel@sha256:60d0db4f1b57ba0117d7dc73916824411c584381cf62e27ef71a11fca28fe921 AS base