diff --git a/test/frame_generator_capturer_unittest.cc b/test/frame_generator_capturer_unittest.cc
index 7f910118ea..1434474c3f 100644
--- a/test/frame_generator_capturer_unittest.cc
+++ b/test/frame_generator_capturer_unittest.cc
@@ -38,7 +38,7 @@ TEST(FrameGeneratorCapturerTest, CreateFromConfig) {
   capturer->AddOrUpdateSink(&mock_sink, rtc::VideoSinkWants());
   capturer->Start();
   EXPECT_CALL(mock_sink, OnFrame(Property(&VideoFrame::width, Eq(300))))
-      .Times(20);
+      .Times(21);
   time.AdvanceTime(TimeDelta::seconds(1));
 }
 }  // namespace test
diff --git a/test/time_controller/simulated_time_controller.cc b/test/time_controller/simulated_time_controller.cc
index 4c8a1e1938..7c3d7bdbd5 100644
--- a/test/time_controller/simulated_time_controller.cc
+++ b/test/time_controller/simulated_time_controller.cc
@@ -432,6 +432,9 @@ void GlobalSimulatedTimeController::AdvanceTime(TimeDelta duration) {
     sim_clock_.AdvanceTimeMicroseconds(delta.us());
     global_clock_.AdvanceTime(delta);
   }
+  // After time has been simulated up until |target_time| we also need to run
+  // tasks meant to be executed at |target_time|.
+  impl_.RunReadyRunners();
 }
 
 }  // namespace webrtc
diff --git a/test/time_controller/simulated_time_controller_unittest.cc b/test/time_controller/simulated_time_controller_unittest.cc
index be640dd44e..469d2d7482 100644
--- a/test/time_controller/simulated_time_controller_unittest.cc
+++ b/test/time_controller/simulated_time_controller_unittest.cc
@@ -76,6 +76,7 @@ TEST(SimulatedTimeControllerTest, TaskCanStopItself) {
   time_simulation.AdvanceTime(TimeDelta::ms(10));
   EXPECT_EQ(counter.load(), 1);
 }
+
 TEST(SimulatedTimeControllerTest, Example) {
   class ObjectOnTaskQueue {
    public:
@@ -110,4 +111,17 @@ TEST(SimulatedTimeControllerTest, Example) {
   };
   task_queue.PostTask(Destructor{std::move(object)});
 }
+
+TEST(SimulatedTimeControllerTest, DelayTaskRunOnTime) {
+  GlobalSimulatedTimeController time_simulation(kStartTime);
+  rtc::TaskQueue task_queue(
+      time_simulation.GetTaskQueueFactory()->CreateTaskQueue(
+          "TestQueue", TaskQueueFactory::Priority::NORMAL));
+
+  bool delay_task_executed = false;
+  task_queue.PostDelayedTask([&] { delay_task_executed = true; }, 10);
+
+  time_simulation.AdvanceTime(TimeDelta::ms(10));
+  EXPECT_TRUE(delay_task_executed);
+}
 }  // namespace webrtc