diff --git a/fedora-atomic/Containerfile.fedora-distrobox b/fedora-atomic/Containerfile.fedora-distrobox
index ea02988..3e2d272 100644
--- a/fedora-atomic/Containerfile.fedora-distrobox
+++ b/fedora-atomic/Containerfile.fedora-distrobox
@@ -13,6 +13,7 @@ RUN sudo dnf5 install -y \
 	python3-requests \
 	python3-build \
 	python3-pip \
+	python3-managesieve \
 	mercurial \
 	mercurial-rust \
 	ansible \