diff --git a/abattis-cantarell-fonts.spec b/abattis-cantarell-fonts.spec
index ef18a38..8d06003 100644
--- a/abattis-cantarell-fonts.spec
+++ b/abattis-cantarell-fonts.spec
@@ -34,6 +34,9 @@ sans-serif humanist typeface family.
 %patch1 -p1 -b .fontconfig
 
 %build
+
+autoreconf -f -i
+
 %configure
 make %{?_smp_mflags}
 fontforge -lang=ff -c 'Open($1); Generate($2);' ./src/%{archivename1}.sfd %{archivename1}.otf