diff --git a/Containerfile b/Containerfile
index 6521433..37af293 100644
--- a/Containerfile
+++ b/Containerfile
@@ -1,5 +1,5 @@
 # vim: set sw=4 ts=4 sts=4 noet :
-FROM registry.fedoraproject.org/fedora:40
+FROM registry.fedoraproject.org/fedora:42
 
 RUN --mount=type=cache,target=/var/cache \
 	dnf install -y \