diff --git a/lldb/bindings/interface/SBFileSpec.i b/lldb/bindings/interface/SBFileSpec.i
index 104339472384f..b549321487ec2 100644
--- a/lldb/bindings/interface/SBFileSpec.i
+++ b/lldb/bindings/interface/SBFileSpec.i
@@ -88,7 +88,7 @@ public:
             spec_dir = self.GetDirectory()
             spec_file = self.GetFilename()
             if spec_dir and spec_file:
-                return os.path.join(spec_dir, spec_file)
+                return '%s/%s' % (spec_dir, spec_file)
             elif spec_dir:
                 return spec_dir
             elif spec_file:
diff --git a/lldb/test/API/functionalities/postmortem/minidump/TestMiniDump.py b/lldb/test/API/functionalities/postmortem/minidump/TestMiniDump.py
index 777548c39253d..e36f1af89e9ca 100644
--- a/lldb/test/API/functionalities/postmortem/minidump/TestMiniDump.py
+++ b/lldb/test/API/functionalities/postmortem/minidump/TestMiniDump.py
@@ -44,27 +44,27 @@ def test_modules_in_mini_dump(self):
         self.assertTrue(self.process, PROCESS_IS_VALID)
         expected_modules = [
             {
-                'filename' : r"C:\Users\amccarth\Documents\Visual Studio 2013\Projects\fizzbuzz\Debug\fizzbuzz.exe",
+                'filename' : r"C:\Users\amccarth\Documents\Visual Studio 2013\Projects\fizzbuzz\Debug/fizzbuzz.exe",
                 'uuid' : '0F45B791-9A96-46F9-BF8F-2D6076EA421A-00000011',
             },
             {
-                'filename' : r"C:\Windows\SysWOW64\ntdll.dll",
+                'filename' : r"C:\Windows\SysWOW64/ntdll.dll",
                 'uuid' : 'BBB0846A-402C-4052-A16B-67650BBFE6B0-00000002',
             },
             {
-                'filename' : r"C:\Windows\SysWOW64\kernel32.dll",
+                'filename' : r"C:\Windows\SysWOW64/kernel32.dll",
                 'uuid' : 'E5CB7E1B-005E-4113-AB98-98D6913B52D8-00000002',
             },
             {
-                'filename' : r"C:\Windows\SysWOW64\KERNELBASE.dll",
+                'filename' : r"C:\Windows\SysWOW64/KERNELBASE.dll",
                 'uuid' : '0BF95241-CB0D-4BD4-AC5D-186A6452E522-00000001',
             },
             {
-                'filename' : r"C:\Windows\System32\MSVCP120D.dll",
+                'filename' : r"C:\Windows\System32/MSVCP120D.dll",
                 'uuid' : '3C05516E-57E7-40EB-8D3F-9722C5BD80DD-00000001',
             },
             {
-                'filename' : r"C:\Windows\System32\MSVCR120D.dll",
+                'filename' : r"C:\Windows\System32/MSVCR120D.dll",
                 'uuid' : '6382FB86-46C4-4046-AE42-8D97B3F91FF2-00000001',
             },
         ]
diff --git a/lldb/test/API/python_api/file_spec/TestFileSpecAPI.py b/lldb/test/API/python_api/file_spec/TestFileSpecAPI.py
deleted file mode 100644
index 6c074df0c12fb..0000000000000
--- a/lldb/test/API/python_api/file_spec/TestFileSpecAPI.py
+++ /dev/null
@@ -1,15 +0,0 @@
-import lldb
-import os
-from lldbsuite.test.decorators import *
-from lldbsuite.test.lldbtest import *
-from lldbsuite.test import lldbutil
-
-
-class TestCase(TestBase):
-    NO_DEBUG_INFO_TESTCASE = True
-
-    def test_full_path(self):
-        file_spec = lldb.SBFileSpec()
-        file_spec.SetDirectory("a")
-        file_spec.SetFilename("b")
-        self.assertEqual(file_spec.fullpath, os.path.join("a", "b"))