diff --git a/ale_linters/python/pydocstyle.vim b/ale_linters/python/pydocstyle.vim
index ebf92bf1..177f5e0f 100644
--- a/ale_linters/python/pydocstyle.vim
+++ b/ale_linters/python/pydocstyle.vim
@@ -33,8 +33,7 @@ function! ale_linters#python#pydocstyle#Handle(buffer, lines) abort
     " Matches patterns like the following:
     " mydir/myfile.py:33 in public function `myfunction`:
     "         DXXX: Error description
-    let l:fname = ale#Escape(fnamemodify(bufname(a:buffer), ':p:t'))
-    let l:line1_pattern = '\v^' . l:fname . ':\s*(\d+)\s+.*$'
+    let l:line1_pattern = '\v^.*:\s*(\d+)\s+.*$'
     let l:line2_pattern = '\v^.*([a-zA-Z]\d+):\s*(.*)$'
     let l:output = []
 
diff --git a/test/handler/test_pydocstyle_handler.vader b/test/handler/test_pydocstyle_handler.vader
index d155dc9a..cfb75307 100644
--- a/test/handler/test_pydocstyle_handler.vader
+++ b/test/handler/test_pydocstyle_handler.vader
@@ -66,7 +66,7 @@ Execute(Basic pydocstyle warnings should be handled):
   \ ],
   \ ale_linters#python#pydocstyle#Handle(bufnr(''), [
   \ 'Checking file ' . fnamemodify(bufname(bufnr('')), ':p') . '.',
-  \ ale#Escape(fnamemodify(bufname(bufnr('')), ':t')) . ':1 at module level:',
+  \ './mydir/myfile.py:1 at module level:',
   \ '        D100: Missing docstring in public module',
   \ '',
   \ '        All modules should normally have docstrings.  [...] all functions and',
@@ -80,7 +80,7 @@ Execute(Basic pydocstyle warnings should be handled):
   \ '  1: #  2:    3: s  4: a  5: m  6: p  7: l        ...',
   \ '',
   \ '',
-  \ ale#Escape(fnamemodify(bufname(bufnr('')), ':t')) . ':4 in public function `main`:',
+  \ 'C:\mydir\myfile.py:4 in public function `main`:',
   \ '        D205: 1 blank line required between summary line and description (found 0)',
   \ '',
   \ '        Multi-line docstrings consist of a summary line just like a one-line',
@@ -92,7 +92,7 @@ Execute(Basic pydocstyle warnings should be handled):
   \ '  3: d  4: e  5: f  6:    7: m  8: a  9: i        ...',
   \ '',
   \ '',
-  \ ale#Escape(fnamemodify(bufname(bufnr('')), ':t')) . ':4 in public function `main`:',
+  \ 'myfile.py:4 in public function `main`:',
   \ '        D400: First line should end with a period (not ''e'')',
   \ '',
   \ '        The [first line of a] docstring is a phrase ending in a period.',