diff --git a/README.markdown b/README.markdown
index 2be8ece..b2c88db 100644
--- a/README.markdown
+++ b/README.markdown
@@ -19,7 +19,7 @@ smooth the path to writing prose.
 * Agnostic on soft line wrap _versus_ hard line breaks, supporting both
 * Auto-detects wrap mode via modeline and sampling
 * Adjusts navigation key mappings to suit the wrap mode
-* Creates undo points on common punctuation
+* Creates undo points on common punctuation, line and word deletion
 * When using hard line breaks, enables autoformat while inserting text
 * Buffer-scoped configuration (with a few minor exceptions, _pencil_
   preserves your global settings)
diff --git a/autoload/pencil.vim b/autoload/pencil.vim
index b600786..3ca333a 100644
--- a/autoload/pencil.vim
+++ b/autoload/pencil.vim
@@ -215,19 +215,24 @@ function! pencil#init(...) abort
     silent! unmap  <buffer> <Down>
   endif
 
-  " set undo points around common punctuation
+  " set undo points around common punctuation,
+  " line <c-u> and word <c-w> deletions
   if b:wrap_mode
-    inoremap <buffer> . .<C-g>u
-    inoremap <buffer> ! !<C-g>u
-    inoremap <buffer> ? ?<C-g>u
-    inoremap <buffer> , ,<C-g>u
-    inoremap <buffer> ; ;<C-g>u
+    inoremap <buffer> . .<c-g>u
+    inoremap <buffer> ! !<c-g>u
+    inoremap <buffer> ? ?<c-g>u
+    inoremap <buffer> , ,<c-g>u
+    inoremap <buffer> ; ;<c-g>u
+    inoremap <buffer> <c-u> <c-g>u<c-u>
+    inoremap <buffer> <c-w> <c-g>u<c-w>
   else
     silent! iunmap <buffer> .
     silent! iunmap <buffer> !
     silent! iunmap <buffer> ?
     silent! iunmap <buffer> ,
     silent! iunmap <buffer> ;
+    silent! iunmap <buffer> <c-u>
+    silent! iunmap <buffer> <c-w>
   endif
 endfunction