diff --git a/src/playsim/a_dynlight.cpp b/src/playsim/a_dynlight.cpp
index 686230e0b..504855421 100644
--- a/src/playsim/a_dynlight.cpp
+++ b/src/playsim/a_dynlight.cpp
@@ -122,6 +122,9 @@ void AttachLight(AActor *self)
 	light->visibletoplayer = true;
 	light->lighttype = (uint8_t)self->IntVar(NAME_lighttype);
 	self->AttachedLights.Push(light);
+
+	// Disable postponed processing of dynamic light because its setup has been completed by this function
+	self->flags8 &= ~MF8_RECREATELIGHTS;
 }
 
 DEFINE_ACTION_FUNCTION_NATIVE(ADynamicLight, AttachLight, AttachLight)
diff --git a/wadsrc/static/zscript/actors/shared/dynlights.zs b/wadsrc/static/zscript/actors/shared/dynlights.zs
index 388e8f244..4f6ada88f 100644
--- a/wadsrc/static/zscript/actors/shared/dynlights.zs
+++ b/wadsrc/static/zscript/actors/shared/dynlights.zs
@@ -84,12 +84,12 @@ class DynamicLight : Actor
 	override void BeginPlay()
 	{
 		ChangeStatNum(STAT_DLIGHT);
-		AttachLight();
 	}
 
 	override void PostBeginPlay()
 	{
 		Super.PostBeginPlay();
+		AttachLight();
 		
 		if (!(SpawnFlags & MTF_DORMANT))
 		{