diff --git a/CHANGES b/CHANGES
index b32a25c02..fa1ba97e0 100644
--- a/CHANGES
+++ b/CHANGES
@@ -27,6 +27,7 @@ Bugfixes:
  - GBA Video: Fix blend issues with obscured middle layers
  - Video: Ensure FFmpeg encoder has audio frames
  - Video: Fix uncompressed PCM audio recording
+ - GBA Video: Fix windows not disabling target 1 appropriately (fixes #161)
 Misc:
  - Qt: Disable sync to video by default
  - GBA: Exit cleanly on FATAL if the port supports it
diff --git a/src/gba/renderers/video-software.c b/src/gba/renderers/video-software.c
index 76be4d1b5..91bd20e41 100644
--- a/src/gba/renderers/video-software.c
+++ b/src/gba/renderers/video-software.c
@@ -1276,7 +1276,7 @@ static void _drawBackgroundMode0(struct GBAVideoSoftwareRenderer* renderer, stru
 	unsigned xBase;
 
 	int flags = (background->priority << OFFSET_PRIORITY) | (background->index << OFFSET_INDEX) | FLAG_IS_BACKGROUND;
-	flags |= FLAG_TARGET_1 * (background->target1 && renderer->blendEffect == BLEND_ALPHA);
+	flags |= FLAG_TARGET_1 * (background->target1 && renderer->blendEffect == BLEND_ALPHA && GBAWindowControlIsBlendEnable(renderer->currentWindow.packed));
 	flags |= FLAG_TARGET_2 * background->target2;
 	if (renderer->blda == 0x10 && renderer->bldb == 0) {
 		flags &= ~(FLAG_TARGET_1 | FLAG_TARGET_2);
@@ -1349,7 +1349,7 @@ static void _drawBackgroundMode0(struct GBAVideoSoftwareRenderer* renderer, stru
 	int32_t localY; \
 	\
 	int flags = (background->priority << OFFSET_PRIORITY) | (background->index << OFFSET_INDEX) | FLAG_IS_BACKGROUND; \
-	flags |= FLAG_TARGET_1 * (background->target1 && renderer->blendEffect == BLEND_ALPHA); \
+	flags |= FLAG_TARGET_1 * (background->target1 && renderer->blendEffect == BLEND_ALPHA && GBAWindowControlIsBlendEnable(renderer->currentWindow.packed)); \
 	flags |= FLAG_TARGET_2 * background->target2; \
 	if (renderer->blda == 0x10 && renderer->bldb == 0) { \
 		flags &= ~(FLAG_TARGET_1 | FLAG_TARGET_2); \