diff --git a/src/playsim/a_dynlight.cpp b/src/playsim/a_dynlight.cpp
index dddb9f54e..6d67d4e1b 100644
--- a/src/playsim/a_dynlight.cpp
+++ b/src/playsim/a_dynlight.cpp
@@ -255,7 +255,7 @@ void FDynamicLight::Tick()
 
 	if (owned)
 	{
-		if (!target->state)
+		if (!target->state || !target->ShouldRenderLocally())
 		{
 			Deactivate();
 			return;
diff --git a/src/playsim/dthinker.cpp b/src/playsim/dthinker.cpp
index 3214decf3..4229de792 100644
--- a/src/playsim/dthinker.cpp
+++ b/src/playsim/dthinker.cpp
@@ -132,7 +132,7 @@ void FThinkerCollection::RunThinkers(FLevelLocals *Level)
 				if (dolights) ac->SetDynamicLights();
 			}
 			// This was merged from P_RunEffects to eliminate the costly duplicate ThinkerIterator loop.
-			if ((ac->effects || ac->fountaincolor) && !Level->isFrozen())
+			if ((ac->effects || ac->fountaincolor) && ac->ShouldRenderLocally() && !Level->isFrozen())
 			{
 				P_RunEffect(ac, ac->effects);
 			}