diff --git a/atmel-firmware.spec b/atmel-firmware.spec
index 55ccef2..b8fa7e5 100644
--- a/atmel-firmware.spec
+++ b/atmel-firmware.spec
@@ -15,6 +15,7 @@ BuildArch:      noarch
     
 Obsoletes:      at76_usb-firmware < %{usb_version}
 Provides:       at76_usb-firmware = %{usb_version}
+Conflicts:      filesystem < 3
 
 %description
 The drivers for Atmel at76c50x wireless network chips in the Linux 2.6.x kernel 
@@ -30,7 +31,7 @@ install -pm 0644 at76_usb-firmware-%{usb_version}/README README-usb
 for i in COPYING README COPYRIGHT-usb README-usb; do
 install -pm 0644 ${i} ${i}.%{name}
 rm  ${i}
-ln -sf /lib/firmware/${i}.%{name} ${i}
+ln -sf %{_prefix}/lib/firmware/${i}.%{name} ${i}
 done
 
 %build
@@ -39,12 +40,12 @@ done
 %install
 rm -rf $RPM_BUILD_ROOT
 
-mkdir -p $RPM_BUILD_ROOT/lib/firmware
+mkdir -p $RPM_BUILD_ROOT/%{_prefix}/lib/firmware
 
-install -pm 0644 images/*.bin $RPM_BUILD_ROOT/lib/firmware
-#install -m 0644 images.usb/* $RPM_BUILD_ROOT/lib/firmware
-install -pm 0644 at76_usb-firmware-%{usb_version}/*.bin $RPM_BUILD_ROOT/lib/firmware
-install -pm 0644 *.%{name} $RPM_BUILD_ROOT/lib/firmware
+install -pm 0644 images/*.bin $RPM_BUILD_ROOT/%{_prefix}/lib/firmware
+#install -m 0644 images.usb/* $RPM_BUILD_ROOT/%{_prefix}/lib/firmware
+install -pm 0644 at76_usb-firmware-%{usb_version}/*.bin $RPM_BUILD_ROOT/%{_prefix}/lib/firmware
+install -pm 0644 *.%{name} $RPM_BUILD_ROOT/%{_prefix}/lib/firmware
 
 %clean
 rm -rf $RPM_BUILD_ROOT
@@ -53,7 +54,7 @@ rm -rf $RPM_BUILD_ROOT
 %files
 %defattr(-,root,root,-)
 %doc COPYING README COPYRIGHT-usb README-usb VERSION
-/lib/firmware/*
+%{_prefix}/lib/firmware/*
 
 
 %changelog