diff --git a/ypbind.spec b/ypbind.spec
index 303e381..1310b9e 100644
--- a/ypbind.spec
+++ b/ypbind.spec
@@ -22,7 +22,6 @@ Patch5: ypbind-mt-1.32-systemd.patch
 # This is for /bin/systemctl
 Requires(post): systemd-units
 Requires(preun): systemd-units
-Requires(preun): systemd-units
 Requires(postun): systemd-units
 Requires: rpcbind, yp-tools
 Epoch: 3