diff --git a/build-aux/Dockerfile b/build-aux/Dockerfile
index d7093ff..617015f 100644
--- a/build-aux/Dockerfile
+++ b/build-aux/Dockerfile
@@ -2,7 +2,7 @@ FROM fedora:latest
 
 RUN dnf install -y meson gcc g++ python3-pip gobject-introspection-devel \
 	python3-devel python3-gobject git diffutils xorg-x11-server-Xvfb \
-	appstream-devel dbus-x11 "dnf-command(builddep)"
+	appstream-devel dbus-x11 "dnf-command(builddep)" glslc
 RUN dnf build-dep -y gtk4 libadwaita
 RUN pip3 install furo mypy sphinx coverage black isort