Avoid deprecation warnings.
diff --git a/Lib/test/test_exceptions.py b/Lib/test/test_exceptions.py
index dc02cb3..b950031 100644
--- a/Lib/test/test_exceptions.py
+++ b/Lib/test/test_exceptions.py
@@ -92,7 +92,7 @@
 
         self.raise_catch(TabError, "TabError")
         # can only be tested under -tt, and is the only test for -tt
-        #try: compile("try:\n\t1/0\n    \t1/0\nfinally:\n pass\n", '<string>', 'exec')
+        #try: compile("try:\n\t1.0/0.0\n    \t1.0/0.0\nfinally:\n pass\n", '<string>', 'exec')
         #except TabError: pass
         #else: self.fail("TabError not raised")