diff --git a/libpeas.spec b/libpeas.spec
index 7dbbe3f..73fb2c6 100644
--- a/libpeas.spec
+++ b/libpeas.spec
@@ -83,7 +83,7 @@ that are needed to write applications that use libpeas.
 %install
 %make_install
 
-find %{buildroot}%{_libdir} -type f -name '*.la' -print -delete
+find $RPM_BUILD_ROOT%{_libdir} -type f -name '*.la' -print -delete
 
 # Remove rpath as per https://fedoraproject.org/wiki/Packaging/Guidelines#Beware_of_Rpath
 chrpath --delete $RPM_BUILD_ROOT%{_bindir}/peas-demo