diff --git a/src/drivers/win/taseditor.cpp b/src/drivers/win/taseditor.cpp
index d1516b01..a359e1e4 100644
--- a/src/drivers/win/taseditor.cpp
+++ b/src/drivers/win/taseditor.cpp
@@ -92,8 +92,6 @@ bool EnterTasEditor()
 			// "Set high-priority thread"
 			eoptions |= EO_HIGHPRIO;
 			DoPriority();
-			// clear "Disable speed throttling"
-			eoptions &= ~EO_NOTHROTTLE;
 			// switch off autosaves
 			saved_EnableAutosave = EnableAutosave;
 			EnableAutosave = 0;
diff --git a/src/drivers/win/taseditor/playback.cpp b/src/drivers/win/taseditor/playback.cpp
index 16a8b91d..77ce8c65 100644
--- a/src/drivers/win/taseditor/playback.cpp
+++ b/src/drivers/win/taseditor/playback.cpp
@@ -483,7 +483,7 @@ bool PLAYBACK::JumpToFrame(int index)
 
 void PLAYBACK::SetLostPosition(int frame)
 {
-	if ((lost_position_frame - 1 < frame) || (lost_position_frame - 1 > frame && !lost_position_is_stable))
+	if ((lost_position_frame - 1 < frame) || (lost_position_frame - 1 >= frame && !lost_position_is_stable))
 	{
 		if (lost_position_frame)
 			piano_roll.RedrawRow(lost_position_frame - 1);