diff --git a/cabal-install.spec b/cabal-install.spec
index 8ebbba1..c8c0144 100644
--- a/cabal-install.spec
+++ b/cabal-install.spec
@@ -118,6 +118,7 @@ install -pm 644 %{SOURCE1} $RPM_BUILD_ROOT%{_sysconfdir}/profile.d
 
 
 %if %{with static}
+# avoid rpm ghost keeping pre-alternatives binary around
 %pre
 if [ $1 -gt 1 ] ; then
   if [ -f %{_bindir}/%{binname} -a ! -L %{_bindir}/%{binname} ]; then
@@ -128,23 +129,32 @@ fi
 
 %post
 %{_sbindir}/update-alternatives --install %{_bindir}/%{binname} \
-  %{binname} %{_bindir}/%{binname}.dynamic 70
+  %{name} %{_bindir}/%{binname}.dynamic 70
 
 
 %postun
 if [ $1 -eq 0 ] ; then
-  %{_sbindir}/update-alternatives --remove %{binname} %{_bindir}/%{binname}.dynamic
+  %{_sbindir}/update-alternatives --remove %{name} %{_bindir}/%{binname}.dynamic
+fi
+
+
+# avoid rpm ghost keeping pre-alternatives binary around
+%pre static
+if [ $1 -gt 1 ] ; then
+  if [ -f %{_bindir}/%{binname} -a ! -L %{_bindir}/%{binname} ]; then
+      rm %{_bindir}/%{binname}
+  fi
 fi
 
 
 %post static
 %{_sbindir}/update-alternatives --install %{_bindir}/%{binname} \
-  %{binname} %{_bindir}/%{binname}.static 30
+  %{name} %{_bindir}/%{binname}.static 30
 
 
 %postun static
 if [ $1 -eq 0 ] ; then
-  %{_sbindir}/update-alternatives --remove %{binname} %{_bindir}/%{binname}.static
+  %{_sbindir}/update-alternatives --remove %{name} %{_bindir}/%{binname}.static
 fi
 %endif