diff --git a/texlive.spec b/texlive.spec
index ad02840..73f2971 100644
--- a/texlive.spec
+++ b/texlive.spec
@@ -2041,6 +2041,7 @@ development packages for TeXLive.
 %patch0
 %if %{with buildbiber}
 pushd ../biblatex-biber-*
+chmod -R +w .
 %patch31 -p0 -b .pmb
 popd
 %endif