diff --git a/Machines/Apple/AppleIIgs/AppleIIgs.cpp b/Machines/Apple/AppleIIgs/AppleIIgs.cpp
index d98b5f9a8..7e374f565 100644
--- a/Machines/Apple/AppleIIgs/AppleIIgs.cpp
+++ b/Machines/Apple/AppleIIgs/AppleIIgs.cpp
@@ -232,6 +232,10 @@ class ConcreteMachine:
 					case Write(0xc032):
 						video_->clear_interrupts(*value);
 					break;
+					case Read(0xc032):
+						// TODO: this seems to be undocumented, but used. What value is likely?
+						*value = 0xff;
+					break;
 
 					// Shadow register.
 					case Read(0xc035):
diff --git a/Machines/Apple/AppleIIgs/Video.cpp b/Machines/Apple/AppleIIgs/Video.cpp
index da1ac9d14..bd2a36c3c 100644
--- a/Machines/Apple/AppleIIgs/Video.cpp
+++ b/Machines/Apple/AppleIIgs/Video.cpp
@@ -440,8 +440,8 @@ Video::Counters Video::get_counters(Cycles offset) {
 	cycles_into_frame = (cycles_into_frame + 25 - start_of_pixels)%(Lines * CyclesPerLine);
 
 	// Break it down.
-	const auto cycles_into_line = cycles_into_frame / CyclesPerLine;
-	const auto lines_into_frame = (cycles_into_frame % CyclesPerLine) + 0x100;
+	const auto cycles_into_line = cycles_into_frame / (CyclesPerLine * CyclesPerTick);
+	const auto lines_into_frame = (cycles_into_frame % (CyclesPerLine * CyclesPerTick)) + 0x100;
 
 	return Counters(
 		lines_into_frame - ((lines_into_frame / 0x200) * 0x106),	// TODO: this assumes NTSC.