--- a/contrib/init/openrc/docker.initd
+++ b/contrib/init/openrc/docker.initd
@@ -16,7 +16,7 @@
 
 	# Having non-zero limits causes performance problems due to accounting overhead
 	# in the kernel. We recommend using cgroups to do container-local accounting.
-	ulimit -u unlimited
+	ulimit -p unlimited
 
 	return 0
 }