diff --git a/services/surfaceflinger/common/FlagManager.cpp b/services/surfaceflinger/common/FlagManager.cpp
index 07c720f..8ec908f 100644
--- a/services/surfaceflinger/common/FlagManager.cpp
+++ b/services/surfaceflinger/common/FlagManager.cpp
@@ -155,6 +155,7 @@
     DUMP_READ_ONLY_FLAG(force_compile_graphite_renderengine);
     DUMP_READ_ONLY_FLAG(single_hop_screenshot);
     DUMP_READ_ONLY_FLAG(trace_frame_rate_override);
+    DUMP_READ_ONLY_FLAG(true_hdr_screenshots);
 
 #undef DUMP_READ_ONLY_FLAG
 #undef DUMP_SERVER_FLAG
@@ -259,6 +260,7 @@
 FLAG_MANAGER_READ_ONLY_FLAG(flush_buffer_slots_to_uncache, "");
 FLAG_MANAGER_READ_ONLY_FLAG(force_compile_graphite_renderengine, "");
 FLAG_MANAGER_READ_ONLY_FLAG(single_hop_screenshot, "");
+FLAG_MANAGER_READ_ONLY_FLAG(true_hdr_screenshots, "debug.sf.true_hdr_screenshots");
 
 /// Trunk stable server flags ///
 FLAG_MANAGER_SERVER_FLAG(refresh_rate_overlay_on_external_display, "")
diff --git a/services/surfaceflinger/common/include/common/FlagManager.h b/services/surfaceflinger/common/include/common/FlagManager.h
index a4b4a2b..473e564 100644
--- a/services/surfaceflinger/common/include/common/FlagManager.h
+++ b/services/surfaceflinger/common/include/common/FlagManager.h
@@ -93,6 +93,7 @@
     bool force_compile_graphite_renderengine() const;
     bool single_hop_screenshot() const;
     bool trace_frame_rate_override() const;
+    bool true_hdr_screenshots() const;
 
 protected:
     // overridden for unit tests