diff --git a/baselibs.conf b/baselibs.conf
index 65621e9..7342259 100644
--- a/baselibs.conf
+++ b/baselibs.conf
@@ -1,19 +1,13 @@
 systemd
   supplements "packageand(systemd:pam-<targettype>)"
   -/lib/systemd/system/
+  post "<prefix>/sbin/ldconfig"
   post "<prefix>%{_sbindir}/pam-config -a --systemd || :"
-  post "<prefix>/sbin/ldconfig"
+  postun "<prefix>/sbin/ldconfig"
+  postun "if [ "$1" == "0" ]; then"
   postun "<prefix>%{_sbindir}/pam-config -d --systemd || :"
-  postun "<prefix>/sbin/ldconfig"
+  postun "fi"
 libudev0
-  post "<prefix>/sbin/ldconfig"
-  postun "<prefix>/sbin/ldconfig"
 libgudev-1_0-0
-  post "<prefix>/sbin/ldconfig"
-  postun "<prefix>/sbin/ldconfig"
 libudev1
-  post "<prefix>/sbin/ldconfig"
-  postun "<prefix>/sbin/ldconfig"
 nss-myhostname
-  post "<prefix>/sbin/ldconfig"
-  postun "<prefix>/sbin/ldconfig"