diff --git a/autoload/vimwiki/lst.vim b/autoload/vimwiki/lst.vim
index 2bf9f31..adaee22 100644
--- a/autoload/vimwiki/lst.vim
+++ b/autoload/vimwiki/lst.vim
@@ -808,10 +808,9 @@ function! s:remove_cb(item) "{{{
   return item
 endfunction "}}}
 
-
-"Increment checkbox between [ ] and [X]
+"Change state of checkbox
 "in the lines of the given range
-function! vimwiki#lst#decrement_cb(from_line, to_line) "{{{
+function! s:change_cb(from_line, to_line, new_rate) "{{{
   let from_item = s:get_corresponding_item(a:from_line)
   if from_item.type == 0
     return
@@ -819,31 +818,40 @@ function! vimwiki#lst#decrement_cb(from_line, to_line) "{{{
 
   let parent_items_of_lines = []
 
-  if from_item.cb != ''
-
-    "if from_line has CB, toggle it and set all siblings to the same new state
-    let rate_first_line = s:get_rate(from_item)
-    let n=len(g:vimwiki_listsyms_list)
-    let new_rate = max([rate_first_line - 100/(n-1)-1, 0])
-
-    for cur_ln in range(from_item.lnum, a:to_line)
-      let cur_item = s:get_item(cur_ln)
-      if cur_item.type != 0 && cur_item.cb != ''
-        call s:set_state_plus_children(cur_item, new_rate)
-        let cur_parent_item = s:get_parent(cur_item)
-        if index(parent_items_of_lines, cur_parent_item) == -1
-          call insert(parent_items_of_lines, cur_parent_item)
-        endif
+  for cur_ln in range(from_item.lnum, a:to_line)
+    let cur_item = s:get_item(cur_ln)
+    if cur_item.type != 0 && cur_item.cb != ''
+      call s:set_state_plus_children(cur_item, a:new_rate)
+      let cur_parent_item = s:get_parent(cur_item)
+      if index(parent_items_of_lines, cur_parent_item) == -1
+        call insert(parent_items_of_lines, cur_parent_item)
       endif
-    endfor
-
-  endif
+    endif
+  endfor
 
   for parent_item in parent_items_of_lines
     call s:update_state(parent_item)
   endfor
 
 endfunction "}}}
+
+"Decrement checkbox between [ ] and [X]
+"in the lines of the given range
+function! vimwiki#lst#decrement_cb(from_line, to_line) "{{{
+  let from_item = s:get_corresponding_item(a:from_line)
+  if from_item.type == 0
+    return
+  endif
+
+  "if from_line has CB, decrement it and set all siblings to the same new state
+  let rate_first_line = s:get_rate(from_item)
+  let n=len(g:vimwiki_listsyms_list)
+  let new_rate = max([rate_first_line - 100/(n-1)-1, 0])
+
+  call s:change_cb(a:from_line, a:to_line, new_rate)
+
+endfunction "}}}
+
 "Increment checkbox between [ ] and [X]
 "in the lines of the given range
 function! vimwiki#lst#increment_cb(from_line, to_line) "{{{
@@ -852,31 +860,12 @@ function! vimwiki#lst#increment_cb(from_line, to_line) "{{{
     return
   endif
 
-  let parent_items_of_lines = []
+  "if from_line has CB, increment it and set all siblings to the same new state
+  let rate_first_line = s:get_rate(from_item)
+  let n=len(g:vimwiki_listsyms_list)
+  let new_rate = min([rate_first_line + 100/(n-1)+1, 100])
 
-  if from_item.cb != ''
-
-    "if from_line has CB, toggle it and set all siblings to the same new state
-    let rate_first_line = s:get_rate(from_item)
-    let n=len(g:vimwiki_listsyms_list)
-    let new_rate = min([rate_first_line + 100/(n-1)+1, 100])
-
-    for cur_ln in range(from_item.lnum, a:to_line)
-      let cur_item = s:get_item(cur_ln)
-      if cur_item.type != 0 && cur_item.cb != ''
-        call s:set_state_plus_children(cur_item, new_rate)
-        let cur_parent_item = s:get_parent(cur_item)
-        if index(parent_items_of_lines, cur_parent_item) == -1
-          call insert(parent_items_of_lines, cur_parent_item)
-        endif
-      endif
-    endfor
-
-  endif
-
-  for parent_item in parent_items_of_lines
-    call s:update_state(parent_item)
-  endfor
+  call s:change_cb(a:from_line, a:to_line, new_rate)
 
 endfunction "}}}
 
@@ -888,8 +877,6 @@ function! vimwiki#lst#toggle_cb(from_line, to_line) "{{{
     return
   endif
 
-  let parent_items_of_lines = []
-
   if from_item.cb == ''
 
     "if from_line has no CB, make a CB in every selected line
@@ -906,29 +893,20 @@ function! vimwiki#lst#toggle_cb(from_line, to_line) "{{{
       endif
     endfor
 
+    for parent_item in parent_items_of_lines
+      call s:update_state(parent_item)
+    endfor
+
   else
 
     "if from_line has CB, toggle it and set all siblings to the same new state
     let rate_first_line = s:get_rate(from_item)
     let new_rate = rate_first_line == 100 ? 0 : 100
 
-    for cur_ln in range(from_item.lnum, a:to_line)
-      let cur_item = s:get_item(cur_ln)
-      if cur_item.type != 0 && cur_item.cb != ''
-        call s:set_state_plus_children(cur_item, new_rate)
-        let cur_parent_item = s:get_parent(cur_item)
-        if index(parent_items_of_lines, cur_parent_item) == -1
-          call insert(parent_items_of_lines, cur_parent_item)
-        endif
-      endif
-    endfor
+    call s:change_cb(a:from_line, a:to_line, new_rate)
 
   endif
 
-  for parent_item in parent_items_of_lines
-    call s:update_state(parent_item)
-  endfor
-
 endfunction "}}}
 
 function! vimwiki#lst#remove_cb(first_line, last_line) "{{{