diff --git a/src/rendering/swrenderer/r_swrenderer.cpp b/src/rendering/swrenderer/r_swrenderer.cpp
index 41b071517..a2863ec71 100644
--- a/src/rendering/swrenderer/r_swrenderer.cpp
+++ b/src/rendering/swrenderer/r_swrenderer.cpp
@@ -230,7 +230,7 @@ void FSoftwareRenderer::WriteSavePic (player_t *player, FileWriter *file, int wi
 		r_viewpoint = mScene.MainThread()->Viewport->viewpoint;
 		r_viewwindow = mScene.MainThread()->Viewport->viewwindow;
 	}
-	auto blend = screen->CalcBlend(r_viewpoint.sector);
+	auto blend = screen->CalcBlend(r_viewpoint.sector, nullptr);
 	const PalEntry bcolor(255, uint8_t(blend.X), uint8_t(blend.Y), uint8_t(blend.Z));
 	screen->SetFlash(bcolor, int(blend.W * 256));
 	screen->GetFlashedPalette (palette);