diff --git a/stdlib/2and3/pdb.pyi b/stdlib/2and3/pdb.pyi
index 9a3e834d5..3913a43ae 100644
--- a/stdlib/2and3/pdb.pyi
+++ b/stdlib/2and3/pdb.pyi
@@ -75,7 +75,7 @@ class Pdb(Bdb, Cmd):
             skip: Optional[Iterable[str]] = ...,
         ) -> None: ...
     def forget(self) -> None: ...
-    def setup(self, f: Optional[FrameType], t: Optional[TracebackType]) -> None: ...
+    def setup(self, f: Optional[FrameType], tb: Optional[TracebackType]) -> None: ...
     def execRcLines(self) -> None: ...
     def bp_commands(self, frame: FrameType) -> bool: ...
     def interaction(self, frame: Optional[FrameType], traceback: Optional[TracebackType]) -> None: ...
@@ -198,7 +198,7 @@ class Pdb(Bdb, Cmd):
         def _select_frame(self, number: int) -> None: ...
         def _getval_except(self, arg: str, frame: Optional[FrameType] = ...) -> object: ...
         def _print_lines(
-            self, lines: Sequence[str], start: int, breaks: Sequence[int], frame: Optional[FrameType] = ...
+            self, lines: Sequence[str], start: int, breaks: Sequence[int] = ..., frame: Optional[FrameType] = ...
         ) -> None: ...
         def _cmdloop(self) -> None: ...
         def do_display(self, arg: str) -> Optional[bool]: ...
diff --git a/tests/stubtest_whitelists/py3_common.txt b/tests/stubtest_whitelists/py3_common.txt
index 0af6f0c36..11477ce9c 100644
--- a/tests/stubtest_whitelists/py3_common.txt
+++ b/tests/stubtest_whitelists/py3_common.txt
@@ -492,8 +492,6 @@ os.uname_result._replace
 os.waitid_result._asdict
 os.waitid_result._make
 os.waitid_result._replace
-pdb.Pdb._print_lines
-pdb.Pdb.setup
 pickle.Pickler.persistent_id
 pickle.Unpickler.find_class
 pickle.Unpickler.persistent_load