diff --git a/dictd.spec b/dictd.spec
index a84b306..e6ea27f 100644
--- a/dictd.spec
+++ b/dictd.spec
@@ -73,11 +73,8 @@ This package contains development files for the dictd package.
 %prep
 %autosetup -p1
 
-rm -f config.cache
-autoheader -f
-autoconf -f
+autoreconf -fi
 ls -l config*
-install %{_datadir}/autoconf/build-aux/config.guess %{_datadir}/autoconf/build-aux/config.sub .
 
 %build
 export LDFLAGS="%{?__global_ldflags}" CPPFLAGS="%{optflags} -fPIC"