diff --git a/CHANGES b/CHANGES
index 4111b34da..1114e5ae7 100644
--- a/CHANGES
+++ b/CHANGES
@@ -7,6 +7,7 @@ Bugfixes:
  - GBA: Reset active region as needed when loading a ROM
  - Qt: Fix command line debugger closing second game
  - GB Serialize: Fix audio state loading
+ - GB Video: Fix dot clock timing being slightly wrong
 Misc:
  - GBA Timer: Use global cycles for timers
  - GBA: Extend oddly-sized ROMs to full address space (fixes mgba.io/i/722)
diff --git a/src/gb/video.c b/src/gb/video.c
index 605fcdd7f..830f71c30 100644
--- a/src/gb/video.c
+++ b/src/gb/video.c
@@ -211,7 +211,7 @@ void _endMode2(struct mTiming* timing, void* context, uint32_t cyclesLate) {
 	struct GBVideo* video = context;
 	_cleanOAM(video, video->ly);
 	video->x = 0;
-	video->dotClock = timing->masterCycles - cyclesLate;
+	video->dotClock = mTimingCurrentTime(timing) - cyclesLate;
 	int32_t next = GB_VIDEO_MODE_3_LENGTH_BASE + video->objMax * 6 - (video->p->memory.io[REG_SCX] & 7);
 	video->mode = 3;
 	video->modeEvent.callback = _endMode3;