diff --git a/CHANGES b/CHANGES
index 11ae7fe30..f1375dd48 100644
--- a/CHANGES
+++ b/CHANGES
@@ -29,6 +29,7 @@ Emulation fixes:
  - GBA Video: Fix double-size OBJ wrapping in GL renderer (fixes mgba.io/i/1712)
  - GBA Video: Simplify sprite cycle counting (fixes mgba.io/i/1279)
  - GBA Video: Add sprite cycle counting to GL (fixes mgba.io/i/1635)
+ - GBA Video: Fix sprite/backdrop blending regression
  - SM83: Emulate HALT bug
 Other fixes:
  - 3DS: Fix framelimiter on newer citro3d (fixes mgba.io/i/1771)
diff --git a/cinema/gba/blend/bof-obj-backdrop-blend/baseline_0000.png b/cinema/gba/blend/bof-obj-backdrop-blend/baseline_0000.png
new file mode 100644
index 000000000..a957df258
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diff --git a/cinema/gba/blend/bof-obj-backdrop-blend/baseline_0001.png b/cinema/gba/blend/bof-obj-backdrop-blend/baseline_0001.png
new file mode 100644
index 000000000..a957df258
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diff --git a/cinema/gba/blend/bof-obj-backdrop-blend/baseline_0002.png b/cinema/gba/blend/bof-obj-backdrop-blend/baseline_0002.png
new file mode 100644
index 000000000..a957df258
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diff --git a/cinema/gba/blend/bof-obj-backdrop-blend/baseline_0003.png b/cinema/gba/blend/bof-obj-backdrop-blend/baseline_0003.png
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index 000000000..a957df258
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diff --git a/cinema/gba/blend/bof-obj-backdrop-blend/baseline_0004.png b/cinema/gba/blend/bof-obj-backdrop-blend/baseline_0004.png
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index 000000000..a957df258
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diff --git a/cinema/gba/blend/bof-obj-backdrop-blend/baseline_0005.png b/cinema/gba/blend/bof-obj-backdrop-blend/baseline_0005.png
new file mode 100644
index 000000000..a957df258
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diff --git a/cinema/gba/blend/bof-obj-backdrop-blend/baseline_0006.png b/cinema/gba/blend/bof-obj-backdrop-blend/baseline_0006.png
new file mode 100644
index 000000000..2e3ff4860
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diff --git a/cinema/gba/blend/bof-obj-backdrop-blend/test.mvl b/cinema/gba/blend/bof-obj-backdrop-blend/test.mvl
new file mode 100644
index 000000000..5733101f7
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diff --git a/src/gba/renderers/software-obj.c b/src/gba/renderers/software-obj.c
index 73df3ddc1..d533de9ee 100644
--- a/src/gba/renderers/software-obj.c
+++ b/src/gba/renderers/software-obj.c
@@ -165,7 +165,7 @@ int GBAVideoSoftwareRendererPreprocessSprite(struct GBAVideoSoftwareRenderer* re
 	int variant = (renderer->target1Obj || GBAObjAttributesAGetMode(sprite->a) == OBJ_MODE_SEMITRANSPARENT) &&
 	              GBAWindowControlIsBlendEnable(renderer->currentWindow.packed) &&
 	              (renderer->blendEffect == BLEND_BRIGHTEN || renderer->blendEffect == BLEND_DARKEN);
-	if (GBAObjAttributesAGetMode(sprite->a) == OBJ_MODE_SEMITRANSPARENT || objwinSlowPath) {
+	if (GBAObjAttributesAGetMode(sprite->a) == OBJ_MODE_SEMITRANSPARENT || (renderer->target1Obj && renderer->blendEffect == BLEND_ALPHA) || objwinSlowPath) {
 		int target2 = renderer->target2Bd;
 		target2 |= renderer->bg[0].target2;
 		target2 |= renderer->bg[1].target2;