diff --git a/src/nostalgia/core/typeconv.cpp b/src/nostalgia/core/typeconv.cpp
index 56c0571a..d85e8917 100644
--- a/src/nostalgia/core/typeconv.cpp
+++ b/src/nostalgia/core/typeconv.cpp
@@ -41,7 +41,7 @@ struct TileSheetV1ToV2Converter: public Converter {
 		v2->subsheet.size    = v1.pixels.size();
 		v2->defaultPalette   = v1.defaultPalette;
 		v2->pal              = v1.pal;
-		v2->pixels           = v1.pixels;
+		v2->pixels           = std::move(v1.pixels);
 		return OxError(0);
 	}
 };