diff --git a/source/cell.c b/source/cell.c
index 10ea8182..87ec93d1 100644
--- a/source/cell.c
+++ b/source/cell.c
@@ -314,6 +314,7 @@ int prosperon_mount_core(void)
 
 void actor_unneeded(cell_rt *actor, JSValue fn, double seconds)
 {
+  if (actor->disrupt) return;
   JS_FreeValue(actor->context, actor->unneeded);
   
   if (!JS_IsFunction(actor->context, fn)) {
@@ -412,6 +413,8 @@ const char *send_message(const char *id, void *msg)
 
 static Uint32 actor_remove_cb(Uint32 id, Uint32 interval, cell_rt *actor)
 {
+  actor->disrupt = 1;
+  
   if (!JS_IsUndefined(actor->unneeded)) {
     SDL_LockMutex(actor->mutex);
     JSValue ret = JS_Call(actor->context, actor->unneeded, JS_UNDEFINED, 0, NULL);