diff --git a/fakeroot.spec b/fakeroot.spec
index 3dc9650..29e3a37 100644
--- a/fakeroot.spec
+++ b/fakeroot.spec
@@ -46,13 +46,13 @@ mkdir obj-sysv obj-tcp
 (
     cd obj-sysv
     CFLAGS="$RPM_OPT_FLAGS" ../configure --prefix=/usr --mandir=/usr/share/man \
-	--libdir=/usr/lib --program-suffix=-sysv --disable-static
+	--libdir=%_libdir --program-suffix=-sysv --disable-static
     make
     )
 (
     cd obj-tcp
     CFLAGS="$RPM_OPT_FLAGS" ../configure --prefix=/usr \
-	--mandir=/usr/share/man --libdir=/usr/lib --with-ipc=tcp \
+	--mandir=/usr/share/man --libdir=%_libdir --with-ipc=tcp \
 	--program-suffix=-tcp --disable-static
     make
     )
@@ -60,17 +60,17 @@ mkdir obj-sysv obj-tcp
 %install
 unset POSIXLY_CORRECT
 make -C obj-tcp DESTDIR="$RPM_BUILD_ROOT" install
-mv $RPM_BUILD_ROOT/usr/lib/libfakeroot-0.so \
-    $RPM_BUILD_ROOT/usr/lib/libfakeroot-tcp.so
+mv $RPM_BUILD_ROOT/%_libdir/libfakeroot-0.so \
+    $RPM_BUILD_ROOT/%_libdir/libfakeroot-tcp.so
 make -C obj-sysv DESTDIR="$RPM_BUILD_ROOT" install
-mv $RPM_BUILD_ROOT/usr/lib/libfakeroot-0.so \
-    $RPM_BUILD_ROOT/usr/lib/libfakeroot-sysv.so
+mv $RPM_BUILD_ROOT/%_libdir/libfakeroot-0.so \
+    $RPM_BUILD_ROOT/%_libdir/libfakeroot-sysv.so
 ln -fs /usr/bin/fakeroot-sysv $RPM_BUILD_ROOT/usr/bin/fakeroot
 ln -fs /usr/bin/faked $RPM_BUILD_ROOT/usr/bin/faked
 
 # cleanup
-rm $RPM_BUILD_ROOT/usr/lib/libfakeroot.*a
-rm $RPM_BUILD_ROOT/usr/lib/libfakeroot.so
+rm $RPM_BUILD_ROOT/%_libdir/libfakeroot.*a
+rm $RPM_BUILD_ROOT/%_libdir/libfakeroot.so
 rm -fr $RPM_BUILD_ROOT/%{_mandir}/es
 rm -fr $RPM_BUILD_ROOT/%{_mandir}/fr
 rm -fr $RPM_BUILD_ROOT/%{_mandir}/sv