diff --git a/tests/test_emitter.py b/tests/test_emitter.py
index 10f68fdf..9e48fa8f 100644
--- a/tests/test_emitter.py
+++ b/tests/test_emitter.py
@@ -15,6 +15,7 @@
 # limitations under the License.
 
 import os
+import stat
 import time
 import pytest
 import logging
@@ -200,7 +201,9 @@ def test_chomod():
     mkfile(p('a'))
     start_watching()
 
-    os.chmod(p('a'), 0o744)
+    # Note: We use S_IREAD here because chmod on Windows only
+    # allows setting the read-only flag.
+    os.chmod(p('a'), stat.S_IREAD)
 
     expect_event(FileModifiedEvent(p('a')))