diff --git a/Lib/test/test_gdb.py b/Lib/test/test_gdb.py
index 30b5f167801..382c5d009ce 100644
--- a/Lib/test/test_gdb.py
+++ b/Lib/test/test_gdb.py
@@ -110,7 +110,7 @@ HAS_PYUP_PYDOWN = gdb_has_frame_select()
 
 BREAKPOINT_FN='builtin_id'
 
-@support.skipIf(support.PGO, "not useful for PGO")
+@unittest.skipIf(support.PGO, "not useful for PGO")
 class DebuggerTests(unittest.TestCase):
 
     """Test that the debugger can debug Python."""