diff --git a/epics-base.spec b/epics-base.spec
index 317625e46..cf425a779 100644
--- a/epics-base.spec
+++ b/epics-base.spec
@@ -213,7 +213,7 @@ shopt -s extglob
 # and install will delete our buildroot!
 
 %clean
-%{__make} realclean
+%{__make} INSTALL_LOCATION=%{buildroot}%{prog_folder} realclean
 %{__rm} -f modules/RELEASE.*.local
 %{__rm} -rf %{buildroot}
 %{__cp} %{_rpmdir}/*/%{name}*%{version}-%{release}.*.rpm %{_sourcedir}