diff --git a/.forgejo/workflows/push-next.yml b/.forgejo/workflows/push-next.yml
index 6c800c1..06b95b9 100644
--- a/.forgejo/workflows/push-next.yml
+++ b/.forgejo/workflows/push-next.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: docker
     container:
       image:
-        git.kemitix.net/kemitix/rust:v3.1.0
+        git.kemitix.net/kemitix/rust:v4.0.0
     strategy:
       matrix:
         toolchain: