diff --git a/stdlib/2.7/cPickle.pyi b/stdlib/2.7/cPickle.pyi
index 583cb8be2..fb129d1b5 100644
--- a/stdlib/2.7/cPickle.pyi
+++ b/stdlib/2.7/cPickle.pyi
@@ -7,10 +7,19 @@ format_version = ...  # type: str
 class Pickler:
     def __init__(self, file: IO[str], protocol: int = ...) -> None: ...
 
+    def dump(self, obj: Any) -> None: ...
+
+    def clear_memo(self) -> None: ...
+
 
 class Unpickler:
     def __init__(self, file: IO[str]) -> None: ...
 
+    def load(self) -> Any: ...
+
+    def noload(self) -> Any: ...
+
+
 def dump(obj: Any, file: IO[str], protocol: int = ...) -> None: ...
 def dumps(obj: Any, protocol: int = ...) -> str: ...
 def load(file: IO[str]) -> Any: ...