diff --git a/Lib/test/test_mmap.py b/Lib/test/test_mmap.py
index 44d28f1..73c1a15 100644
--- a/Lib/test/test_mmap.py
+++ b/Lib/test/test_mmap.py
@@ -105,14 +105,14 @@
         pass
     else:
         # resize() is supported
-	assert len(m) == 512, "len(m) is %d, but expecting 512" % (len(m),)
-	# Check that we can no longer seek beyond the new size.
-	try:
-		m.seek(513,0)
-	except ValueError:
-		pass
-	else:
-	        assert 0, 'Could seek beyond the new size'
+        assert len(m) == 512, "len(m) is %d, but expecting 512" % (len(m),)
+        # Check that we can no longer seek beyond the new size.
+        try:
+            m.seek(513,0)
+        except ValueError:
+            pass
+        else:
+            assert 0, 'Could seek beyond the new size'
     
     m.close()
     os.unlink("foo")