diff --git a/autoload/airline.vim b/autoload/airline.vim
index bbea8b8..d7b2b13 100644
--- a/autoload/airline.vim
+++ b/autoload/airline.vim
@@ -122,16 +122,16 @@ function! airline#check_mode(winnr)
   if g:airline_detect_modified
     if &modified
       call add(l:mode, 'modified')
-      let colors = g:airline#themes#{g:airline_theme}#palette.inactive_modified.airline_b
+      let colors = g:airline#themes#{g:airline_theme}#palette.inactive_modified.airline_c
     else
-      let colors = g:airline#themes#{g:airline_theme}#palette.inactive.airline_b
+      let colors = g:airline#themes#{g:airline_theme}#palette.inactive.airline_c
     endif
 
     for winnr in range(1, winnr('$'))
       if winnr != a:winnr
             \ && has_key(s:contexts, winnr)
             \ && s:contexts[winnr].bufnr == context.bufnr
-        call airline#highlighter#exec('airline_b'.(context.bufnr).'_inactive', colors)
+        call airline#highlighter#exec('airline_c'.(context.bufnr).'_inactive', colors)
       endif
     endfor
   endif
diff --git a/autoload/airline/extensions/default.vim b/autoload/airline/extensions/default.vim
index 6829a84..db3384a 100644
--- a/autoload/airline/extensions/default.vim
+++ b/autoload/airline/extensions/default.vim
@@ -48,8 +48,7 @@ function! airline#extensions#default#apply(builder, context)
   if airline#util#getwinvar(winnr, 'airline_render_left', active || (!active && !g:airline_inactive_collapse))
     call <sid>build_sections(a:builder, a:context, s:layout[0])
   else
-    call a:builder.add_section('airline_b'.(a:context.bufnr), ' %f%m ')
-    call a:builder.add_section('airline_c', '')
+    call a:builder.add_section('airline_c'.(a:context.bufnr), ' %f%m ')
   endif
 
   call a:builder.split(s:get_section(winnr, 'gutter', '', ''))
diff --git a/autoload/airline/themes/dark.vim b/autoload/airline/themes/dark.vim
index 71f8b6f..62522b1 100644
--- a/autoload/airline/themes/dark.vim
+++ b/autoload/airline/themes/dark.vim
@@ -85,7 +85,7 @@ let s:IA2 = [ '#4e4e4e' , '#262626' , 239 , 235 , '' ]
 let s:IA3 = [ '#4e4e4e' , '#303030' , 239 , 236 , '' ]
 let g:airline#themes#dark#palette.inactive = airline#themes#generate_color_map(s:IA1, s:IA2, s:IA3, s:file)
 let g:airline#themes#dark#palette.inactive_modified = {
-      \ 'airline_b': [ '#875faf' , '' , 97 , '' , '' ] ,
+      \ 'airline_c': [ '#875faf' , '' , 97 , '' , '' ] ,
       \ }