diff --git a/sys-cluster/usort/usort-0_pre20211230.ebuild b/sys-cluster/usort/usort-0_pre20211230.ebuild
index c0c077b1d9..503dbcb304 100644
--- a/sys-cluster/usort/usort-0_pre20211230.ebuild
+++ b/sys-cluster/usort/usort-0_pre20211230.ebuild
@@ -28,6 +28,8 @@ PATCHES=(
 
 src_prepare() {
 	dos2unix CMakeLists.txt || die
+	dos2unix include/seqUtils.h || die
+	dos2unix include/seqUtils.tcc || die
 	cmake_src_prepare
 }