diff --git a/autoload/ale/fixers/isort.vim b/autoload/ale/fixers/isort.vim
index 00d968f..b631822 100644
--- a/autoload/ale/fixers/isort.vim
+++ b/autoload/ale/fixers/isort.vim
@@ -15,12 +15,8 @@ function! ale#fixers#isort#Fix(buffer) abort
         return 0
     endif
 
-    let l:config = ale#path#FindNearestFile(a:buffer, '.isort.cfg')
-    let l:config_options = !empty(l:config)
-    \   ? ' --settings-path ' . ale#Escape(l:config)
-    \   : ''
-
     return {
-    \   'command': ale#Escape(l:executable) . l:config_options . ' -',
+    \   'command': ale#path#BufferCdString(a:buffer)
+    \   .   ale#Escape(l:executable) . ' -',
     \}
 endfunction
diff --git a/test/fixers/test_isort_fixer_callback.vader b/test/fixers/test_isort_fixer_callback.vader
index 503057b..7c2b515 100644
--- a/test/fixers/test_isort_fixer_callback.vader
+++ b/test/fixers/test_isort_fixer_callback.vader
@@ -25,5 +25,8 @@ Execute(The isort callback should return the correct default values):
 
   silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_virtualenv/subdir/foo/bar.py')
   AssertEqual
-  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/isort')) . ' -' },
+  \ {
+  \   'command': 'cd ' . ale#Escape(ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/subdir/foo')) .  ' && '
+  \     . ale#Escape(ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/isort')) . ' -',
+  \ },
   \ ale#fixers#isort#Fix(bufnr(''))