diff --git a/pc/peer_connection_rampup_tests.cc b/pc/peer_connection_rampup_tests.cc
index 93a2724d95..dd769e684c 100644
--- a/pc/peer_connection_rampup_tests.cc
+++ b/pc/peer_connection_rampup_tests.cc
@@ -122,7 +122,7 @@ class PeerConnectionWrapperForRampUpTest : public PeerConnectionWrapper {
       Clock* clock) {
     video_track_sources_.emplace_back(
         new rtc::RefCountedObject<FrameGeneratorCapturerVideoTrackSource>(
-            config, clock));
+            config, clock, /*is_screencast=*/false));
     video_track_sources_.back()->Start();
     return rtc::scoped_refptr<VideoTrackInterface>(
         pc_factory()->CreateVideoTrack(rtc::CreateRandomUuid(),
diff --git a/pc/test/frame_generator_capturer_video_track_source.h b/pc/test/frame_generator_capturer_video_track_source.h
index 06b4193bc7..229a66a233 100644
--- a/pc/test/frame_generator_capturer_video_track_source.h
+++ b/pc/test/frame_generator_capturer_video_track_source.h
@@ -40,12 +40,12 @@ class FrameGeneratorCapturerVideoTrackSource : public VideoTrackSource {
     int num_squares_generated = 50;
   };
 
-  explicit FrameGeneratorCapturerVideoTrackSource(Clock* clock)
-      : FrameGeneratorCapturerVideoTrackSource(Config(), clock) {}
-
-  FrameGeneratorCapturerVideoTrackSource(Config config, Clock* clock)
+  FrameGeneratorCapturerVideoTrackSource(Config config,
+                                         Clock* clock,
+                                         bool is_screencast)
       : VideoTrackSource(false /* remote */),
-        task_queue_factory_(CreateDefaultTaskQueueFactory()) {
+        task_queue_factory_(CreateDefaultTaskQueueFactory()),
+        is_screencast_(is_screencast) {
     video_capturer_ = absl::make_unique<test::FrameGeneratorCapturer>(
         clock,
         test::FrameGenerator::CreateSquareGenerator(
@@ -55,10 +55,12 @@ class FrameGeneratorCapturerVideoTrackSource : public VideoTrackSource {
     video_capturer_->Init();
   }
 
-  explicit FrameGeneratorCapturerVideoTrackSource(
-      std::unique_ptr<test::FrameGeneratorCapturer> video_capturer)
+  FrameGeneratorCapturerVideoTrackSource(
+      std::unique_ptr<test::FrameGeneratorCapturer> video_capturer,
+      bool is_screencast)
       : VideoTrackSource(false /* remote */),
-        video_capturer_(std::move(video_capturer)) {}
+        video_capturer_(std::move(video_capturer)),
+        is_screencast_(is_screencast) {}
 
   ~FrameGeneratorCapturerVideoTrackSource() = default;
 
@@ -70,6 +72,8 @@ class FrameGeneratorCapturerVideoTrackSource : public VideoTrackSource {
     SetState(kMuted);
   }
 
+  bool is_screencast() const override { return is_screencast_; }
+
  protected:
   rtc::VideoSourceInterface<VideoFrame>* source() override {
     return video_capturer_.get();
@@ -78,6 +82,7 @@ class FrameGeneratorCapturerVideoTrackSource : public VideoTrackSource {
  private:
   const std::unique_ptr<TaskQueueFactory> task_queue_factory_;
   std::unique_ptr<test::FrameGeneratorCapturer> video_capturer_;
+  const bool is_screencast_;
 };
 
 }  // namespace webrtc
diff --git a/test/pc/e2e/peer_connection_quality_test.cc b/test/pc/e2e/peer_connection_quality_test.cc
index 7e7a47c59b..d3ddb2ad9d 100644
--- a/test/pc/e2e/peer_connection_quality_test.cc
+++ b/test/pc/e2e/peer_connection_quality_test.cc
@@ -646,13 +646,17 @@ PeerConnectionE2EQualityTest::MaybeAddVideo(TestPeer* peer) {
     capturer->Init();
     rtc::scoped_refptr<FrameGeneratorCapturerVideoTrackSource> source =
         new rtc::RefCountedObject<FrameGeneratorCapturerVideoTrackSource>(
-            std::move(capturer));
+            std::move(capturer),
+            /*is_screencast=*/video_config.screen_share_config.has_value());
     out.push_back(source);
     RTC_LOG(INFO) << "Adding video with video_config.stream_label="
                   << video_config.stream_label.value();
     rtc::scoped_refptr<VideoTrackInterface> track =
         peer->pc_factory()->CreateVideoTrack(video_config.stream_label.value(),
                                              source);
+    if (video_config.screen_share_config) {
+      track->set_content_hint(VideoTrackInterface::ContentHint::kText);
+    }
     peer->AddTrack(track, {video_config.stream_label.value()});
   }
   return out;