diff --git a/core/mappings.vim b/core/mappings.vim
index 07112b4..60c044e 100644
--- a/core/mappings.vim
+++ b/core/mappings.vim
@@ -179,3 +179,6 @@ nnoremap J mzJ`z
 for ch in [',', '.', '!', '?', ';', ':']
   execute printf('inoremap %s %s<C-g>u', ch, ch)
 endfor
+
+" insert semicolon in the end
+inoremap ;; <ESC>miA;<ESC>`ia