diff --git a/Lib/test/test_pyclbr.py b/Lib/test/test_pyclbr.py
index ceb7a3d..87572ca 100644
--- a/Lib/test/test_pyclbr.py
+++ b/Lib/test/test_pyclbr.py
@@ -170,7 +170,7 @@
         cm('pydoc')
 
         # Tests for modules inside packages
-        cm('email.Parser')
+        cm('email.parser')
         cm('test.test_pyclbr')