diff --git a/cardRGB.go b/cardRGB.go
index 37e47f9..b296a2a 100644
--- a/cardRGB.go
+++ b/cardRGB.go
@@ -35,6 +35,8 @@ func setupRGBCard(a *Apple2) *cardRGB {
 	var c cardRGB
 	c.step = 0
 
+	a.io.softSwitchesData[ioFlagRGBCardActive] = ssOn
+
 	// Does not have ROM or private softswitches. It spies on the softswitches
 	a.io.addSoftSwitchRW(0x50, func(io *ioC0Page) uint8 {
 		io.softSwitchesData[ioFlagText] = ssOff
diff --git a/screen.go b/screen.go
index 6c193e9..5a20743 100644
--- a/screen.go
+++ b/screen.go
@@ -49,6 +49,7 @@ func getCurrentVideoMode(a *Apple2) uint16 {
 	isDoubleResMode := !isTextMode && is80Columns && !a.io.isSoftSwitchActive(ioFlagAnnunciator3)
 	isSuperHighResMode := a.io.isSoftSwitchActive(ioDataNewVideo)
 
+	isRGBCard := a.io.isSoftSwitchActive(ioFlagRGBCardActive)
 	rgbFlag1 := a.io.isSoftSwitchActive(ioFlag1RGBCard)
 	rgbFlag2 := a.io.isSoftSwitchActive(ioFlag2RGBCard)
 	isMono560 := isDoubleResMode && !rgbFlag1 && !rgbFlag2
@@ -64,7 +65,7 @@ func getCurrentVideoMode(a *Apple2) uint16 {
 	} else if isTextMode {
 		if is80Columns {
 			mode = videoText80
-		} else if isStore80Active {
+		} else if isRGBCard && isStore80Active {
 			mode = videoText40RGB
 		} else {
 			mode = videoText40