diff --git a/tests/test-bad-extension.t b/tests/test-bad-extension.t
--- a/tests/test-bad-extension.t
+++ b/tests/test-bad-extension.t
@@ -63,14 +63,11 @@ show traceback
   Exception: bit bucket overflow
   *** failed to import extension "badext2": No module named 'badext2'
   Traceback (most recent call last):
-  ImportError: No module named 'hgext.badext2' (no-py36 !)
-  ModuleNotFoundError: No module named 'hgext.badext2' (py36 !)
+  ModuleNotFoundError: No module named 'hgext.badext2'
   Traceback (most recent call last):
-  ImportError: No module named 'hgext3rd.badext2' (no-py36 !)
-  ModuleNotFoundError: No module named 'hgext3rd.badext2' (py36 !)
+  ModuleNotFoundError: No module named 'hgext3rd.badext2'
   Traceback (most recent call last):
-  ImportError: No module named 'badext2' (no-py36 !)
-  ModuleNotFoundError: No module named 'badext2' (py36 !)
+  ModuleNotFoundError: No module named 'badext2'
 
 names of extensions failed to load can be accessed via extensions.notloaded()
 
@@ -111,25 +108,19 @@ show traceback for ImportError of hgext.
   YYYY/MM/DD HH:MM:SS (PID)>   - loading extension: badext2
   YYYY/MM/DD HH:MM:SS (PID)>     - could not import hgext.badext2 (No module named *badext2*): trying hgext3rd.badext2 (glob)
   Traceback (most recent call last):
-  ImportError: No module named 'hgext.badext2' (no-py36 !)
-  ModuleNotFoundError: No module named 'hgext.badext2' (py36 !)
+  ModuleNotFoundError: No module named 'hgext.badext2'
   YYYY/MM/DD HH:MM:SS (PID)>     - could not import hgext3rd.badext2 (No module named *badext2*): trying badext2 (glob)
   Traceback (most recent call last):
-  ImportError: No module named 'hgext.badext2' (no-py36 !)
-  ModuleNotFoundError: No module named 'hgext.badext2' (py36 !)
+  ModuleNotFoundError: No module named 'hgext.badext2'
   Traceback (most recent call last):
-  ImportError: No module named 'hgext3rd.badext2' (no-py36 !)
-  ModuleNotFoundError: No module named 'hgext3rd.badext2' (py36 !)
+  ModuleNotFoundError: No module named 'hgext3rd.badext2'
   *** failed to import extension "badext2": No module named 'badext2'
   Traceback (most recent call last):
-  ImportError: No module named 'hgext.badext2' (no-py36 !)
-  ModuleNotFoundError: No module named 'hgext.badext2' (py36 !)
+  ModuleNotFoundError: No module named 'hgext.badext2'
   Traceback (most recent call last):
-  ImportError: No module named 'hgext3rd.badext2' (no-py36 !)
-  ModuleNotFoundError: No module named 'hgext3rd.badext2' (py36 !)
+  ModuleNotFoundError: No module named 'hgext3rd.badext2'
   Traceback (most recent call last):
-  ModuleNotFoundError: No module named 'badext2' (py36 !)
-  ImportError: No module named 'badext2' (no-py36 !)
+  ModuleNotFoundError: No module named 'badext2'
   YYYY/MM/DD HH:MM:SS (PID)> > loaded 2 extensions, total time * (glob)
   YYYY/MM/DD HH:MM:SS (PID)> - loading configtable attributes
   YYYY/MM/DD HH:MM:SS (PID)> - executing uisetup hooks