diff --git a/autoload/delimitMate.vim b/autoload/delimitMate.vim
index c326ae8..46bc2bf 100644
--- a/autoload/delimitMate.vim
+++ b/autoload/delimitMate.vim
@@ -741,6 +741,10 @@ function! delimitMate#UnMap() " {{{
 		endif
 	endfor
 
+	if !has('gui_running')
+		silent! iunmap <C-[>OC
+	endif
+
 	let b:delimitMate_enabled = 0
 endfunction " }}} delimitMate#UnMap()