diff --git a/PersistentEmitterManager.cs b/PersistentEmitterManager.cs
index c985150..213b11b 100644
--- a/PersistentEmitterManager.cs
+++ b/PersistentEmitterManager.cs
@@ -129,7 +129,7 @@ private void LateUpdate()
                 i--;
             }
             // if not and the transform parent is null ( Emitter detached from part so the particle are not removed instantly )
-            // then the emitter won't be updated by the effect FixedUpdate Call. So update it here
+            // then the emitter won't be updated by the effect Update Call. So update it here
             else if (em.emitOnUpdate && em.go.transform.parent == null)
             {
                 em.EmitterOnUpdate(Vector3.zero);
diff --git a/PersistentKSPShurikenEmitter.cs b/PersistentKSPShurikenEmitter.cs
index ebac043..0967b5d 100644
--- a/PersistentKSPShurikenEmitter.cs
+++ b/PersistentKSPShurikenEmitter.cs
@@ -1,4 +1,4 @@
-/*
+/*
  * Copyright (c) 2017, Sébastien GAGGINI AKA Sarbian, France
  * All rights reserved.
  *
@@ -329,7 +329,7 @@ private void Emit (int ThisInUpdate, int TotalInUpdate)
     }
     
     // Update the particles of the Emitter : Emit, resize, collision and physic
-    public void EmitterOnUpdate(Vector3 emitterWorldVelocity)
+    public void EmitterOnUpdate(Vector3d emitterWorldVelocity)
     {
         if (pe == null)
             return;