diff --git a/dlls/quartz/tests/videorenderer.c b/dlls/quartz/tests/videorenderer.c
index 797ea7acc7c..22cc703a539 100644
--- a/dlls/quartz/tests/videorenderer.c
+++ b/dlls/quartz/tests/videorenderer.c
@@ -971,7 +971,7 @@ static void test_flushing(IPin *pin, IMemInputPin *input, IMediaControl *control
     thread = send_frame(input);
     ok(WaitForSingleObject(thread, 100) == WAIT_TIMEOUT, "Thread should block in Receive().\n");
 
-    hr = IMediaControl_GetState(control, 0, &state);
+    hr = IMediaControl_GetState(control, 1000, &state);
     ok(hr == S_OK, "Got hr %#x.\n", hr);
 
     hr = IPin_BeginFlush(pin);
@@ -1083,7 +1083,8 @@ static void test_sample_time(IBaseFilter *filter, IPin *pin, IMemInputPin *input
     hr = IPin_BeginFlush(pin);
     ok(hr == S_OK, "Got hr %#x.\n", hr);
     hr = join_thread(thread);
-    ok(hr == S_OK, "Got hr %#x.\n", hr);
+    /* If the frame makes it to Receive() in time to be rendered, we get S_OK. */
+    ok(hr == S_OK || hr == E_FAIL, "Got hr %#x.\n", hr);
     hr = IPin_EndFlush(pin);
     ok(hr == S_OK, "Got hr %#x.\n", hr);
 
@@ -1093,7 +1094,8 @@ static void test_sample_time(IBaseFilter *filter, IPin *pin, IMemInputPin *input
     hr = IMediaControl_Stop(control);
     ok(hr == S_OK, "Got hr %#x.\n", hr);
     hr = join_thread(thread);
-    ok(hr == S_OK, "Got hr %#x.\n", hr);
+    /* If the frame makes it to Receive() in time to be rendered, we get S_OK. */
+    ok(hr == S_OK || hr == E_FAIL, "Got hr %#x.\n", hr);
 
     IMediaSeeking_Release(seeking);
 }
diff --git a/dlls/quartz/tests/vmr9.c b/dlls/quartz/tests/vmr9.c
index 1697a321915..c7a84d65b7b 100644
--- a/dlls/quartz/tests/vmr9.c
+++ b/dlls/quartz/tests/vmr9.c
@@ -1199,7 +1199,7 @@ static void test_flushing(IPin *pin, IMemInputPin *input, IMediaControl *control
     thread = send_frame(input);
     ok(WaitForSingleObject(thread, 100) == WAIT_TIMEOUT, "Thread should block in Receive().\n");
 
-    hr = IMediaControl_GetState(control, 0, &state);
+    hr = IMediaControl_GetState(control, 1000, &state);
     ok(hr == S_OK, "Got hr %#x.\n", hr);
 
     hr = IPin_BeginFlush(pin);
@@ -1453,7 +1453,8 @@ static void test_sample_time(IPin *pin, IMemInputPin *input, IMediaControl *cont
     hr = IMediaControl_Stop(control);
     ok(hr == S_OK, "Got hr %#x.\n", hr);
     hr = join_thread(thread);
-    ok(hr == S_OK, "Got hr %#x.\n", hr);
+    /* If the frame makes it to Receive() in time to be rendered, we get S_OK. */
+    ok(hr == S_OK || hr == VFW_E_WRONG_STATE, "Got hr %#x.\n", hr);
 }
 
 static void test_current_image(IBaseFilter *filter, IMemInputPin *input,