diff --git a/documentation-generator/run.py b/documentation-generator/run.py
index 93a74994..0a056f8e 100755
--- a/documentation-generator/run.py
+++ b/documentation-generator/run.py
@@ -32,7 +32,7 @@ PANDOC_EXE = "pandoc"
 PANDOC_DOWNLOAD = ("https://github.com/jgm/pandoc/releases/download/"
                    "2.9.2/pandoc-2.9.2-1-amd64.deb")
 BRANCH_ORDERING = [  # Format: (REGEX, ORDER, DEFAULT)
-    (r'v?\d+(?:\.\d+)*', 0, True),
+    (r'v?\d+(?:\.\d+)*(?:\.x)*', 0, True),
     (r'.*', 1, False)]