diff --git a/Dockerfile b/Dockerfile
index 1c0f4a1..49c9da5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,7 +6,7 @@ ARG GITHUB_RUN_ID
 
 RUN echo $GITHUB_RUN_ID > /.github_run_id
 
-RUN dnf5 -y --setopt install_weak_deps=false install podman buildah skopeo vim setpriv git nodejs22
+RUN dnf5 -y --setopt install_weak_deps=false install podman buildah skopeo vim setpriv git nodejs22 diff
 
 ENV BUILDAH_ISOLATION=chroot