diff --git a/libX11.yaml b/libX11.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..001fd30136cf79281d4a9e60db5bcbce1467608a
--- /dev/null
+++ b/libX11.yaml
@@ -0,0 +1,5 @@
+version_control: git
+src_repo: git@gitlab.freedesktop.org:xorg/lib/libx11.git
+tag_prefix: libX11-
+seperator: "."
+