diff --git a/src/mame/drivers/apple2.cpp b/src/mame/drivers/apple2.cpp
index 32246e7302a..80df5c3356b 100644
--- a/src/mame/drivers/apple2.cpp
+++ b/src/mame/drivers/apple2.cpp
@@ -874,7 +874,7 @@ uint8_t napple2_state::read_floatingbus()
 
 	// calculate vertical scanning state
 	//
-	v_line  = (i / kHClocks) + 184; // which vertical scanning line
+	v_line  = (i / kHClocks) + 188; // which vertical scanning line
 	v_state = kVLine0State + v_line; // V state bits
 	if ((v_line >= kVPresetLine)) // check for previous vertical state preset
 	{
diff --git a/src/mame/drivers/apple2e.cpp b/src/mame/drivers/apple2e.cpp
index 0e6e0b0d531..d485237893b 100644
--- a/src/mame/drivers/apple2e.cpp
+++ b/src/mame/drivers/apple2e.cpp
@@ -2576,7 +2576,7 @@ uint8_t apple2e_state::read_floatingbus()
 
 	// calculate vertical scanning state
 	//
-	v_line  = (i / kHClocks) + 184; // which vertical scanning line (MAME starts at blank, not the beginning of the scanning area)
+	v_line  = (i / kHClocks) + 188; // which vertical scanning line (MAME starts at blank, not the beginning of the scanning area)
 	v_state = kVLine0State + v_line; // V state bits
 	if ((v_line >= kVPresetLine)) // check for previous vertical state preset
 	{