diff --git a/fetch.sh b/fetch.sh
index 3efd59258..de36f54de 100755
--- a/fetch.sh
+++ b/fetch.sh
@@ -36,11 +36,12 @@ do
 		else
 			for i in ./*.deb
 			do
+				rm -rfv ./output/* || true
 				mkdir $i-tmp
 				dpkg-deb -R $i $i-tmp
 				sed -i "s#$BIN_VERSION#$TARGET_VERSION#g" $i-tmp/DEBIAN/control
-				dpkg-deb -b $i-tmp $i-fixed.deb
-				mv -vf ./*-fixed.deb ./output/
+				dpkg-deb -b $i-tmp $i-fixed-$PIKA_BIN_ARCH.deb
+				mv -vf ./*-fixed-$PIKA_BIN_ARCH.deb ./output/
 			done
 		fi
 	else