diff --git a/runtime/indent/cs.vim b/runtime/indent/cs.vim
new file mode 100644
index 0000000..064ab00
--- /dev/null
+++ b/runtime/indent/cs.vim
@@ -0,0 +1,13 @@
+" Vim indent file
+" Language:	C#
+" Maintainer:	Johannes Zellner <johannes@zellner.org>
+" Last Change:	Fri, 15 Mar 2002 07:53:54 CET
+
+" Only load this indent file when no other was loaded.
+if exists("b:did_indent")
+   finish
+endif
+let b:did_indent = 1
+
+" C# is like indenting C
+setlocal cindent