diff --git a/autoload/airline.vim b/autoload/airline.vim
index 45d66888..81d02c0b 100644
--- a/autoload/airline.vim
+++ b/autoload/airline.vim
@@ -105,7 +105,11 @@ function! s:get_statusline(winnr, active)
     let sl.=a:active ? g:airline_right_sep : g:airline_right_alt_sep
     let sl.=l:mode_color
     let sl.=s:get_section(a:winnr, 'z')
-    let sl.='%(%#warningmsg#'.s:getwinvar(a:winnr, 'airline_section_warning', '').'%)'
+
+    if a:active
+      let warngroup = airline#themes#exec_highlight_separator('Al2', 'warningmsg')
+      let sl.='%(%#'.warngroup.'#'.g:airline_right_sep.'%#warningmsg#'.s:getwinvar(a:winnr, 'airline_section_warning', '').'%)'
+    endif
   endif
   return sl
 endfunction
diff --git a/autoload/airline/themes.vim b/autoload/airline/themes.vim
index c7a571ae..31d42444 100644
--- a/autoload/airline/themes.vim
+++ b/autoload/airline/themes.vim
@@ -44,3 +44,14 @@ function! airline#themes#get_highlight2(fg, bg, ...)
   let bg = s:get_syn(a:bg[0], a:bg[1])
   return s:get_array(fg, bg, a:000)
 endfunction
+
+function! airline#themes#exec_highlight_separator(from, to)
+  let l:from = airline#themes#get_highlight(a:from)
+  let l:to = airline#themes#get_highlight(a:to)
+  let group = a:from.'_to_'.a:to
+  exec printf('highlight %s guifg=%s guibg=%s ctermfg=%s ctermbg=%s',
+        \ group,
+        \ l:to[1], l:from[1],
+        \ l:to[3], l:from[3])
+  return group
+endfunction