diff --git a/app/data/config/watcher-mobymask-v2/start-server.sh b/app/data/config/watcher-mobymask-v2/start-server.sh
index 9ab11fb9..eab8bac2 100755
--- a/app/data/config/watcher-mobymask-v2/start-server.sh
+++ b/app/data/config/watcher-mobymask-v2/start-server.sh
@@ -49,7 +49,7 @@ fi
 WATCHER_CONFIG_TEMPLATE=$(cat environments/watcher-config-template.toml)
 WATCHER_CONFIG=$(echo "$WATCHER_CONFIG_TEMPLATE" | \
   sed -E "s|REPLACE_WITH_CERC_RELAY_PEERS|${CERC_RELAY_PEERS}|g; \
-          s/REPLACE_WITH_CERC_DENY_MULTIADDRS/${CERC_DENY_MULTIADDRS}/g; \
+          s|REPLACE_WITH_CERC_DENY_MULTIADDRS|${CERC_DENY_MULTIADDRS}|g; \
           s/REPLACE_WITH_CERC_RELAY_ANNOUNCE_DOMAIN/${CERC_RELAY_ANNOUNCE_DOMAIN}/g; \
           s|REPLACE_WITH_CERC_RELAY_MULTIADDR|${CERC_RELAY_MULTIADDR}|g; \
           s/REPLACE_WITH_CERC_ENABLE_PEER_L2_TXS/${CERC_ENABLE_PEER_L2_TXS}/g; \