diff --git a/src/gba/renderers/video-software.c b/src/gba/renderers/video-software.c
index 508987192..36167e145 100644
--- a/src/gba/renderers/video-software.c
+++ b/src/gba/renderers/video-software.c
@@ -259,7 +259,7 @@ static uint16_t GBAVideoSoftwareRendererWriteVideoRegister(struct GBAVideoRender
 		break;
 	case REG_WIN0H:
 		softwareRenderer->winN[0].h.packed = value;
-		if (softwareRenderer->winN[0].h.start > VIDEO_HORIZONTAL_PIXELS) {
+		if (softwareRenderer->winN[0].h.start > VIDEO_HORIZONTAL_PIXELS && softwareRenderer->winN[0].h.start != softwareRenderer->winN[0].h.end) {
 			softwareRenderer->winN[0].h.start = 0;
 		}
 		if (softwareRenderer->winN[0].h.start > softwareRenderer->winN[0].h.end || softwareRenderer->winN[0].h.end > VIDEO_HORIZONTAL_PIXELS) {
@@ -268,7 +268,7 @@ static uint16_t GBAVideoSoftwareRendererWriteVideoRegister(struct GBAVideoRender
 		break;
 	case REG_WIN1H:
 		softwareRenderer->winN[1].h.packed = value;
-		if (softwareRenderer->winN[1].h.start > VIDEO_HORIZONTAL_PIXELS) {
+		if (softwareRenderer->winN[1].h.start > VIDEO_HORIZONTAL_PIXELS && softwareRenderer->winN[1].h.start != softwareRenderer->winN[1].h.end) {
 			softwareRenderer->winN[1].h.start = 0;
 		}
 		if (softwareRenderer->winN[1].h.start > softwareRenderer->winN[1].h.end || softwareRenderer->winN[1].h.end > VIDEO_HORIZONTAL_PIXELS) {
@@ -277,7 +277,7 @@ static uint16_t GBAVideoSoftwareRendererWriteVideoRegister(struct GBAVideoRender
 		break;
 	case REG_WIN0V:
 		softwareRenderer->winN[0].v.packed = value;
-		if (softwareRenderer->winN[0].v.start > VIDEO_VERTICAL_PIXELS) {
+		if (softwareRenderer->winN[0].v.start > VIDEO_VERTICAL_PIXELS && softwareRenderer->winN[0].v.start != softwareRenderer->winN[0].v.end) {
 			softwareRenderer->winN[0].v.start = 0;
 		}
 		if (softwareRenderer->winN[0].v.start > softwareRenderer->winN[0].v.end || softwareRenderer->winN[0].v.end > VIDEO_HORIZONTAL_PIXELS) {
@@ -286,7 +286,7 @@ static uint16_t GBAVideoSoftwareRendererWriteVideoRegister(struct GBAVideoRender
 		break;
 	case REG_WIN1V:
 		softwareRenderer->winN[1].v.packed = value;
-		if (softwareRenderer->winN[1].v.start > VIDEO_VERTICAL_PIXELS) {
+		if (softwareRenderer->winN[1].v.start > VIDEO_VERTICAL_PIXELS && softwareRenderer->winN[1].v.start != softwareRenderer->winN[1].v.end) {
 			softwareRenderer->winN[1].v.start = 0;
 		}
 		if (softwareRenderer->winN[1].v.start > softwareRenderer->winN[1].v.end || softwareRenderer->winN[1].v.end > VIDEO_HORIZONTAL_PIXELS) {