diff --git a/Components/6560/6560.cpp b/Components/6560/6560.cpp
index fe6202721..bc478d5fa 100644
--- a/Components/6560/6560.cpp
+++ b/Components/6560/6560.cpp
@@ -139,7 +139,7 @@ uint16_t MOS6560::get_address()
 		_vertical_counter++;
 		_column_counter = -1;
 
-		if(_vertical_counter == 261)
+		if(_vertical_counter == _interlaced ? 261 : (_is_odd_frame ? 262 : 263))
 		{
 			_is_odd_frame ^= true;
 			_vertical_counter = 0;