diff --git a/third_party/2and3/google/protobuf/internal/well_known_types.pyi b/third_party/2and3/google/protobuf/internal/well_known_types.pyi
index 65dee08ba..cf23f1e28 100644
--- a/third_party/2and3/google/protobuf/internal/well_known_types.pyi
+++ b/third_party/2and3/google/protobuf/internal/well_known_types.pyi
@@ -1,4 +1,4 @@
-from datetime import datetime
+from datetime import datetime, timedelta
 from typing import Any, Optional
 
 class Error(Exception): ...
@@ -16,36 +16,36 @@ class Any_:
 
 class Timestamp:
     def ToJsonString(self) -> str: ...
-    seconds: Any = ...
-    nanos: Any = ...
-    def FromJsonString(self, value: Any) -> None: ...
+    seconds: int = ...
+    nanos: int = ...
+    def FromJsonString(self, value: str) -> None: ...
     def GetCurrentTime(self) -> None: ...
-    def ToNanoseconds(self): ...
-    def ToMicroseconds(self): ...
-    def ToMilliseconds(self): ...
-    def ToSeconds(self): ...
-    def FromNanoseconds(self, nanos: Any) -> None: ...
-    def FromMicroseconds(self, micros: Any) -> None: ...
-    def FromMilliseconds(self, millis: Any) -> None: ...
-    def FromSeconds(self, seconds: Any) -> None: ...
+    def ToNanoseconds(self) -> int: ...
+    def ToMicroseconds(self) -> int: ...
+    def ToMilliseconds(self) -> int: ...
+    def ToSeconds(self) -> int: ...
+    def FromNanoseconds(self, nanos: int) -> None: ...
+    def FromMicroseconds(self, micros: int) -> None: ...
+    def FromMilliseconds(self, millis: int) -> None: ...
+    def FromSeconds(self, seconds: int) -> None: ...
     def ToDatetime(self) -> datetime: ...
     def FromDatetime(self, dt: datetime) -> None: ...
 
 class Duration:
     def ToJsonString(self) -> str: ...
-    seconds: Any = ...
-    nanos: Any = ...
+    seconds: int = ...
+    nanos: int = ...
     def FromJsonString(self, value: Any) -> None: ...
-    def ToNanoseconds(self): ...
-    def ToMicroseconds(self): ...
-    def ToMilliseconds(self): ...
-    def ToSeconds(self): ...
-    def FromNanoseconds(self, nanos: Any) -> None: ...
-    def FromMicroseconds(self, micros: Any) -> None: ...
-    def FromMilliseconds(self, millis: Any) -> None: ...
-    def FromSeconds(self, seconds: Any) -> None: ...
-    def ToTimedelta(self): ...
-    def FromTimedelta(self, td: Any) -> None: ...
+    def ToNanoseconds(self) -> int: ...
+    def ToMicroseconds(self) -> int: ...
+    def ToMilliseconds(self) -> int: ...
+    def ToSeconds(self) -> int: ...
+    def FromNanoseconds(self, nanos: int) -> None: ...
+    def FromMicroseconds(self, micros: int) -> None: ...
+    def FromMilliseconds(self, millis: int) -> None: ...
+    def FromSeconds(self, seconds: int) -> None: ...
+    def ToTimedelta(self) -> timedelta: ...
+    def FromTimedelta(self, td: timedelta) -> None: ...
 
 class FieldMask:
     def ToJsonString(self) -> str: ...