diff --git a/googletest/test/gtest_test_utils.py b/googletest/test/gtest_test_utils.py
index 43cba8f4..245dcb10 100755
--- a/googletest/test/gtest_test_utils.py
+++ b/googletest/test/gtest_test_utils.py
@@ -36,6 +36,7 @@ import sys
 
 IS_WINDOWS = os.name == 'nt'
 IS_CYGWIN = os.name == 'posix' and 'CYGWIN' in os.uname()[0]
+IS_OS2 = os.name == 'os2'
 
 import atexit
 import shutil
@@ -164,7 +165,7 @@ def GetTestExecutablePath(executable_name, build_dir=None):
 
   path = os.path.abspath(os.path.join(build_dir or GetBuildDir(),
                                       executable_name))
-  if (IS_WINDOWS or IS_CYGWIN) and not path.endswith('.exe'):
+  if (IS_WINDOWS or IS_CYGWIN or IS_OS2) and not path.endswith('.exe'):
     path += '.exe'
 
   if not os.path.exists(path):