diff --git a/src/gpuvis.cpp b/src/gpuvis.cpp
index 38d22861..b018b833 100644
--- a/src/gpuvis.cpp
+++ b/src/gpuvis.cpp
@@ -314,6 +314,7 @@ void Opts::init()
     // Set up action mappings so we can display hotkeys in render_imgui_opt().
     m_options[ OPT_RenderCrtc0 ].action = action_toggle_vblank0;
     m_options[ OPT_RenderCrtc1 ].action = action_toggle_vblank1;
+    m_options[ OPT_VBlankHighPrecTimestamps].action = action_toggle_vblank_hardware_timestamps;
     m_options[ OPT_RenderFrameMarkers ].action = action_toggle_framemarkers;
 
     add_opt_graph_rowsize( "gfx", 8 );
@@ -4616,6 +4617,8 @@ void MainApp::handle_hotkeys()
         s_opts().setb( OPT_RenderCrtc0, !s_opts().getb( OPT_RenderCrtc0 ) );
     if ( s_actions().get( action_toggle_vblank1 ) )
         s_opts().setb( OPT_RenderCrtc1, !s_opts().getb( OPT_RenderCrtc1 ) );
+    if ( s_actions().get( action_toggle_vblank_hardware_timestamps ) )
+        s_opts().setb( OPT_VBlankHighPrecTimestamps, !s_opts().getb( OPT_VBlankHighPrecTimestamps ) );
     if ( s_actions().get( action_toggle_framemarkers ) )
         s_opts().setb( OPT_RenderFrameMarkers, !s_opts().getb( OPT_RenderFrameMarkers ) );
 
diff --git a/src/gpuvis_utils.cpp b/src/gpuvis_utils.cpp
index dd7cda6e..7d90ed2d 100644
--- a/src/gpuvis_utils.cpp
+++ b/src/gpuvis_utils.cpp
@@ -1449,6 +1449,7 @@ void Actions::init()
 
     m_actionmap.push_back( { action_toggle_vblank0, KMOD_CTRL | KMOD_SHIFT, SDLK_m, "Graph: Toggle showing vblank 0 markers" } );
     m_actionmap.push_back( { action_toggle_vblank1, KMOD_CTRL | KMOD_SHIFT, SDLK_n, "Graph: Toggle showing vblank 1 markers" } );
+    m_actionmap.push_back( { action_toggle_vblank_hardware_timestamps, KMOD_CTRL | KMOD_SHIFT, SDLK_k, "Graph: Toggle showing hardware vblank timestamps" } );
     m_actionmap.push_back( { action_toggle_framemarkers, KMOD_CTRL | KMOD_SHIFT, SDLK_f, "Graph: Toggle showing Frame Markers" } );
     m_actionmap.push_back( { action_toggle_frame_filters, KMOD_CTRL | KMOD_SHIFT, SDLK_r, "Graph: Toggle Frame Filters" } );
 
diff --git a/src/gpuvis_utils.h b/src/gpuvis_utils.h
index 33bc0c99..af5b29a6 100644
--- a/src/gpuvis_utils.h
+++ b/src/gpuvis_utils.h
@@ -415,6 +415,7 @@ enum action_t
 
     action_toggle_vblank0,
     action_toggle_vblank1,
+    action_toggle_vblank_hardware_timestamps,
     action_toggle_framemarkers,
     action_toggle_frame_filters,