diff --git a/Tests/TestParallelStates.cs b/Tests/TestParallelStates.cs
index 87623c9..adb9b03 100644
--- a/Tests/TestParallelStates.cs
+++ b/Tests/TestParallelStates.cs
@@ -287,5 +287,28 @@ public void Test_ps_child_state_can_use_different_type_for_id()
 			fsm.Init();
 			fsm.OnLogic();
 		}
+		
+		[Test]
+		public void Test_ps_reacts_to_global_trigger()
+		{
+			var a = new StateMachine();
+			a.AddState("A");
+			a.AddState("B");
+			a.AddTriggerTransition("T", "A", "B");
+			
+			var b = new StateMachine();
+			b.AddState("C");
+			b.AddState("D");
+			b.AddTriggerTransition("T", "C", "D");
+
+			fsm.AddState("root", new ParallelStates(a, b));
+			fsm.Init();
+			
+			fsm.Trigger("T");
+			Assert.AreEqual("B", a.ActiveStateName);
+			Assert.AreEqual("D", b.ActiveStateName);
+			
+			
+		}
 	}
 }
\ No newline at end of file
diff --git a/src/States/ParallelStates.cs b/src/States/ParallelStates.cs
index e069347..149e642 100644
--- a/src/States/ParallelStates.cs
+++ b/src/States/ParallelStates.cs
@@ -14,7 +14,7 @@ namespace UnityHFSM
 	/// This will ignore the needsExitTime and StateCanExit() calls of the child states. It works the same as the
 	/// canExit feature of the State class.
 	/// </remarks>
-	public class ParallelStates<TOwnId, TStateId, TEvent> : StateBase<TOwnId>, IActionable<TEvent>, IStateMachine
+	public class ParallelStates<TOwnId, TStateId, TEvent> : StateBase<TOwnId>, IActionable<TEvent>, IStateMachine, ITriggerable<TEvent>
 	{
 		private List<StateBase<TStateId>> states = new List<StateBase<TStateId>>();
 
@@ -185,6 +185,14 @@ public void StateCanExit()
 				fsm.StateCanExit();
 			}
 		}
+		
+		public void Trigger(TEvent trigger)
+		{
+			foreach (var state in states)
+			{
+				(state as ITriggerable<TEvent>)?.Trigger(trigger);
+			}
+		}
 
 		public override string GetActiveHierarchyPath()
 		{