diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 7749145fe..813b06b03 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -96,7 +96,7 @@ variables:
     - .skip-git-clone
   variables:
     FDO_DISTRIBUTION_VERSION: 40
-    BASE_TAG: '2024-08-03.0'
+    BASE_TAG: '2024-08-03.1'
     MUTTER_USER: 'meta-user'
     FDO_DISTRIBUTION_PACKAGES:
       asciidoc
@@ -133,6 +133,12 @@ variables:
       dnf builddep -y gi-docgen --setopt=install_weak_deps=False
       dnf builddep -y wayland --setopt=install_weak_deps=False
 
+      # FIXME: we downgrade xlib to 1.8.7 because somewhere on the way to
+      # version 1.8.10, a bug was introdcued
+      # https://gitlab.freedesktop.org/xorg/lib/libx11/-/merge_requests/264
+      # Remove when we have a fixed version!
+      dnf install -y libX11-common-1.8.7
+
       ./.gitlab-ci/install-meson-project.sh \
         https://gitlab.gnome.org/jadahl/catch.git \
         main