diff --git a/plugin/fugitive.vim b/plugin/fugitive.vim
index 576dda1..91d9685 100644
--- a/plugin/fugitive.vim
+++ b/plugin/fugitive.vim
@@ -195,7 +195,7 @@ function! fugitive#detect(path) abort
       nnoremap <buffer> <silent> y<C-G> :call setreg(v:register, <SID>recall())<CR>
     endif
     let buffer = fugitive#buffer()
-    if expand('%:p') =~# '//'
+    if expand('%:p') =~# '://'
       call buffer.setvar('&path', s:sub(buffer.getvar('&path'), '^\.%(,|$)', ''))
     endif
     if stridx(buffer.getvar('&tags'), escape(b:git_dir, ', ')) == -1