diff --git a/autoload/fugitive.vim b/autoload/fugitive.vim
index dc30943..6b3d903 100644
--- a/autoload/fugitive.vim
+++ b/autoload/fugitive.vim
@@ -6203,7 +6203,7 @@ function! fugitive#DiffClose() abort
 endfunction
 
 function! s:BlurStatus() abort
-  if (&previewwindow || exists('w:fugitive_status')) && get(b:,'fugitive_type', '') ==# 'index'
+  if (&previewwindow || getwinvar(winnr(), '&winfixbuf') is# 1 || exists('w:fugitive_status')) && get(b:, 'fugitive_type', '') ==# 'index'
     let winnrs = filter([winnr('#')] + range(1, winnr('$')), 's:UsableWin(v:val)')
     if len(winnrs)
       exe winnrs[0].'wincmd w'