diff --git a/third_party/3.6/click/core.pyi b/third_party/3.6/click/core.pyi
index e775636ae..fe4466836 100644
--- a/third_party/3.6/click/core.pyi
+++ b/third_party/3.6/click/core.pyi
@@ -9,6 +9,7 @@ from typing import (
     Mapping,
     Optional,
     Sequence,
+    Set,
     Tuple,
     TypeVar,
     Union,
diff --git a/third_party/3.6/click/formatting.pyi b/third_party/3.6/click/formatting.pyi
index 84cc45f17..5ff134952 100644
--- a/third_party/3.6/click/formatting.pyi
+++ b/third_party/3.6/click/formatting.pyi
@@ -1,5 +1,5 @@
 from contextlib import contextmanager
-from typing import Generator, Iterable, Optional, Tuple
+from typing import Generator, Iterable, List, Optional, Tuple
 
 
 FORCED_WIDTH: Optional[int]
diff --git a/third_party/3.6/click/parser.pyi b/third_party/3.6/click/parser.pyi
index 879060979..3919966f3 100644
--- a/third_party/3.6/click/parser.pyi
+++ b/third_party/3.6/click/parser.pyi
@@ -1,4 +1,4 @@
-from typing import Any, Iterable, List, Optional, Tuple
+from typing import Any, Dict, Iterable, List, Optional, Set, Tuple
 
 from click.core import Context
 
diff --git a/third_party/3.6/click/types.pyi b/third_party/3.6/click/types.pyi
index 73cabb659..9d06a6f20 100644
--- a/third_party/3.6/click/types.pyi
+++ b/third_party/3.6/click/types.pyi
@@ -1,4 +1,4 @@
-from typing import Any, Callable, IO, Iterable, Optional, TypeVar, Union
+from typing import Any, Callable, IO, Iterable, List, Optional, TypeVar, Union
 import uuid
 
 from click.core import Context, Parameter
diff --git a/third_party/3.6/click/utils.pyi b/third_party/3.6/click/utils.pyi
index 1257e42c6..389659f91 100644
--- a/third_party/3.6/click/utils.pyi
+++ b/third_party/3.6/click/utils.pyi
@@ -1,4 +1,4 @@
-from typing import Any, Callable, Iterator, IO, Optional, TypeVar, Union
+from typing import Any, Callable, Iterator, IO, List, Optional, TypeVar, Union
 
 
 T = TypeVar('T')