diff --git a/xs/platforms/lin_xs.c b/xs/platforms/lin_xs.c
index 3cb229cfbb..fa6356e84f 100644
--- a/xs/platforms/lin_xs.c
+++ b/xs/platforms/lin_xs.c
@@ -71,6 +71,7 @@ void fxDeleteMachinePlatform(txMachine* the)
 
 void fxQueuePromiseJobs(txMachine* the)
 {
+	the->promiseJobsFlag = 1;
 	GSource* idle_source = g_idle_source_new();
 	g_source_set_callback(idle_source, fxQueuePromiseJobsCallback, the, NULL);
 	g_source_set_priority(idle_source, G_PRIORITY_DEFAULT);
diff --git a/xs/platforms/lin_xs.h b/xs/platforms/lin_xs.h
index a86bea0533..2f5bf25113 100644
--- a/xs/platforms/lin_xs.h
+++ b/xs/platforms/lin_xs.h
@@ -87,6 +87,7 @@ extern void fxQueueWorkerJob(void* machine, void* job);
 	void* waiterCondition; \
 	void* waiterData; \
 	void* waiterLink; \
+	gboolean promiseJobsFlag; \
 	GMainContext* workerContext; \
 	GMutex workerMutex; \
 	txWorkerJob* workerQueue;