Update runtime files.
diff --git a/runtime/doc/os_win32.txt b/runtime/doc/os_win32.txt
index 98b37d0..9112dac 100644
--- a/runtime/doc/os_win32.txt
+++ b/runtime/doc/os_win32.txt
@@ -135,7 +135,7 @@
 6. Running under Windows 3.1				*win32-win3.1*
 
 					*win32s* *windows-3.1* *gui-w32s*
-There was a special version of Gvim that runs under Windows 3.1 and 3.11.
+There was a special version of gvim that runs under Windows 3.1 and 3.11.
 Support was removed in patch 7.4.1363.
 
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