diff --git a/lxc1/p0-infrastructure/mgdb.yml b/lxc1/p0-infrastructure/mgdb.yml
index 23c5cf1..dd59143 100644
--- a/lxc1/p0-infrastructure/mgdb.yml
+++ b/lxc1/p0-infrastructure/mgdb.yml
@@ -18,7 +18,7 @@ services:
       - --wsrep-provider=/usr/lib/galera/libgalera_smm.so
       - --wsrep-cluster-name=${CLUSTER_NAME}
       # ?pc.wait_prim=no tells the process not to hang if it can't find a leader immediately
-      - --wsrep-cluster-address=gcomm://${CLUSTER_LOCAL_IP},${CLUSTER_REMOTE_IP}?pc.wait_prim=no
+      - --wsrep-cluster-address=${WSREP_GCOMM}
       - --wsrep-node-address=${CLUSTER_KEEPALIVED_IP}
       - --wsrep-node-name=node${MGDB_NODE_NUMBER}
       - --binlog-format=row
@@ -26,4 +26,4 @@ services:
       - --innodb-autoinc-lock-mode=2
       - --bind-address=0.0.0.0
       # pc.ignore_sb=true is the key for 2-node clusters to avoid deadlocks
-      - --wsrep-provider-options=pc.ignore_sb=true;pc.npvo=true
\ No newline at end of file
+      - --wsrep-provider-options=pc.ignore_sb=true;pc.npvo=true;pc.weight=${MARIA_PC_WEIGHT}
\ No newline at end of file