diff --git a/src/vim.h b/src/vim.h
index 4174fa0..f448ad0 100644
--- a/src/vim.h
+++ b/src/vim.h
@@ -1386,6 +1386,7 @@
     EVENT_WINCLOSED,		// after closing a window
     EVENT_VIMSUSPEND,		// before Vim is suspended
     EVENT_VIMRESUME,		// after Vim is resumed
+    EVENT_WINSCROLLED,		// after Vim window was scrolled
 
     NUM_EVENTS			// MUST be the last one
 };