diff --git a/libnetfilter_conntrack.spec b/libnetfilter_conntrack.spec
index d2e6920..eef7cac 100644
--- a/libnetfilter_conntrack.spec
+++ b/libnetfilter_conntrack.spec
@@ -12,8 +12,7 @@ Source0:        http://netfilter.org/projects/%{name}/files/%{name}-%{version}.t
 Patch0:		libnetfilter_conntrack-sysheader.patch
 BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 
-BuildRequires:  libnfnetlink-devel, pkgconfig, kernel-headers
-BuildRequires:  autoconf, automake, libtool
+BuildRequires:  libnfnetlink-devel >= 0.0.39, pkgconfig, kernel-headers
 
 %description
 libnetfilter_conntrack is a userspace library providing a programming 
@@ -22,7 +21,7 @@ interface (API) to the in-kernel connection tracking state table.
 %package        devel
 Summary:        Netfilter conntrack userspace library
 Group:          Development/Libraries
-Requires:       %{name} = %{version}-%{release}, libnfnetlink-devel
+Requires:       %{name} = %{version}-%{release}, libnfnetlink-devel >= 0.0.39
 Requires:	kernel-headers
 
 %description    devel