diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 79378be..fe2db94 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -7419,6 +7419,13 @@
                                       renderArea->getHintForSeamlessTransition());
             sdrWhitePointNits = state.sdrWhitePointNits;
             displayBrightnessNits = state.displayBrightnessNits;
+            if (sdrWhitePointNits > 1.0f) {
+                // Restrict the amount of HDR "headroom" in the screenshot to avoid over-dimming
+                // the SDR portion. 2.0 chosen by experimentation
+                constexpr float kMaxScreenshotHeadroom = 2.0f;
+                displayBrightnessNits =
+                        std::min(sdrWhitePointNits * kMaxScreenshotHeadroom, displayBrightnessNits);
+            }
 
             if (requestedDataspace == ui::Dataspace::UNKNOWN) {
                 renderIntent = state.renderIntent;