diff --git a/.gitmodules b/.gitmodules
deleted file mode 100644
index 171346b..0000000
--- a/.gitmodules
+++ /dev/null
@@ -1,3 +0,0 @@
-[submodule "mediawiki-php-wikidiff2"]
-	path = mediawiki-php-wikidiff2
-	url = https://github.com/wikimedia/mediawiki-php-wikidiff2/