diff --git a/launch/launch/events/process/signal_process.py b/launch/launch/events/process/signal_process.py
index 0621ba628..6c97158b9 100644
--- a/launch/launch/events/process/signal_process.py
+++ b/launch/launch/events/process/signal_process.py
@@ -34,7 +34,7 @@ class SignalProcess(ProcessTargetedEvent):
     def __init__(
         self, *,
         signal_number,  # type: signal_module.Signals
-        process_matcher  # type: Callable[['ExecuteProcess'], bool
+        process_matcher  # type: Callable[['ExecuteProcess'], bool]
     ) -> None:
         """
         Constructor.
diff --git a/launch_ros/launch_ros/actions/lifecycle_node.py b/launch_ros/launch_ros/actions/lifecycle_node.py
index c46f2bf59..4d98ce427 100644
--- a/launch_ros/launch_ros/actions/lifecycle_node.py
+++ b/launch_ros/launch_ros/actions/lifecycle_node.py
@@ -39,7 +39,7 @@ class LifecycleNode(Node):
 
     def __init__(
             self, *,
-            node_name,  # type: Text,
+            node_name,  # type: Text
             **kwargs
     ) -> None:
         """