diff --git a/.gitmodules b/.gitmodules
deleted file mode 100644
index 1828ee9..0000000
--- a/.gitmodules
+++ /dev/null
@@ -1,3 +0,0 @@
-[submodule "filters/pandoc-crossref"]
-	path = filters/pandoc-crossref
-	url = https://github.com/lierdakil/pandoc-crossref