--- a/Lib/pathlib.py
+++ b/Lib/pathlib.py
@@ -8,7 +8,7 @@
 import sys
 from collections import Sequence
 from contextlib import contextmanager
-from errno import EINVAL, ENOENT
+from errno import EINVAL, ENOENT, ENOTDIR
 from operator import attrgetter
 from stat import S_ISDIR, S_ISLNK, S_ISREG, S_ISSOCK, S_ISBLK, S_ISCHR, S_ISFIFO
 from urllib.parse import quote_from_bytes as urlquote_from_bytes
@@ -1238,7 +1238,7 @@
         try:
             self.stat()
         except OSError as e:
-            if e.errno != ENOENT:
+            if e.errno != ENOENT and e.errno != ENOTDIR:
                 raise
             return False
         return True
@@ -1250,7 +1250,7 @@
         try:
             return S_ISDIR(self.stat().st_mode)
         except OSError as e:
-            if e.errno != ENOENT:
+            if e.errno != ENOENT and e.errno != ENOTDIR:
                 raise
             # Path doesn't exist or is a broken symlink
             # (see https://bitbucket.org/pitrou/pathlib/issue/12/)
@@ -1264,7 +1264,7 @@
         try:
             return S_ISREG(self.stat().st_mode)
         except OSError as e:
-            if e.errno != ENOENT:
+            if e.errno != ENOENT and e.errno != ENOTDIR:
                 raise
             # Path doesn't exist or is a broken symlink
             # (see https://bitbucket.org/pitrou/pathlib/issue/12/)
@@ -1277,7 +1277,7 @@
         try:
             return S_ISLNK(self.lstat().st_mode)
         except OSError as e:
-            if e.errno != ENOENT:
+            if e.errno != ENOENT and e.errno != ENOTDIR:
                 raise
             # Path doesn't exist
             return False
@@ -1289,7 +1289,7 @@
         try:
             return S_ISBLK(self.stat().st_mode)
         except OSError as e:
-            if e.errno != ENOENT:
+            if e.errno != ENOENT and e.errno != ENOTDIR:
                 raise
             # Path doesn't exist or is a broken symlink
             # (see https://bitbucket.org/pitrou/pathlib/issue/12/)
@@ -1302,7 +1302,7 @@
         try:
             return S_ISCHR(self.stat().st_mode)
         except OSError as e:
-            if e.errno != ENOENT:
+            if e.errno != ENOENT and e.errno != ENOTDIR:
                 raise
             # Path doesn't exist or is a broken symlink
             # (see https://bitbucket.org/pitrou/pathlib/issue/12/)
@@ -1315,7 +1315,7 @@
         try:
             return S_ISFIFO(self.stat().st_mode)
         except OSError as e:
-            if e.errno != ENOENT:
+            if e.errno != ENOENT and e.errno != ENOTDIR:
                 raise
             # Path doesn't exist or is a broken symlink
             # (see https://bitbucket.org/pitrou/pathlib/issue/12/)
@@ -1328,7 +1328,7 @@
         try:
             return S_ISSOCK(self.stat().st_mode)
         except OSError as e:
-            if e.errno != ENOENT:
+            if e.errno != ENOENT and e.errno != ENOTDIR:
                 raise
             # Path doesn't exist or is a broken symlink
             # (see https://bitbucket.org/pitrou/pathlib/issue/12/)