1 files changed, 4 insertions, 2 deletions
diff --git a/doc/sphinx/kernel_include.py b/doc/sphinx/kernel_include.py
index f523aa68a36..6522de9dd69 100755
--- a/doc/sphinx/kernel_include.py
+++ b/doc/sphinx/kernel_include.py
@@ -34,11 +34,13 @@ u"""
 import os.path
 
 from docutils import io, nodes, statemachine
-from docutils.utils.error_reporting import SafeString, ErrorString
 from docutils.parsers.rst import directives
 from docutils.parsers.rst.directives.body import CodeBlock, NumberLines
 from docutils.parsers.rst.directives.misc import Include
 
+def ErrorString(exc):  # Shamelessly stolen from docutils
+    return f'{exc.__class__.__name}: {exc}'
+
 __version__  = '1.0'
 
 # ==============================================================================
@@ -109,7 +111,7 @@ class KernelInclude(Include):
             raise self.severe('Problems with "%s" directive path:\n'
                               'Cannot encode input file path "%s" '
                               '(wrong locale?).' %
-                              (self.name, SafeString(path)))
+                              (self.name, path))
         except IOError as error:
             raise self.severe('Problems with "%s" directive path:\n%s.' %
                       (self.name, ErrorString(error)))