diff --git a/host-stacks/vds-kzntsv/mappa.compose.yml b/host-stacks/vds-kzntsv/mappa.compose.yml
index 8528869..60f4cdd 100644
--- a/host-stacks/vds-kzntsv/mappa.compose.yml
+++ b/host-stacks/vds-kzntsv/mappa.compose.yml
@@ -5,7 +5,7 @@
 
 services:
   mappa:
-    image: registry.kzntsv.site/mappa:v0.40.0
+    image: registry.kzntsv.site/mappa:v0.40.1
     container_name: mappa
     restart: unless-stopped
     mem_limit: 512m
@@ -21,6 +21,9 @@ services:
     volumes:
       # git-бэкап (task:1430): каталог экспорта = рабочая копия vds-mappa-backup на хосте
       - /root/vds-mappa-backup:/backup
+      # MCP-сессии персистентные (task:1680/issue:15, v0.40.1): стор сессий
+      # (/app/data/mcp-sessions.json) переживает редеплой контейнера
+      - /root/vds-mappa-data:/app/data
     healthcheck:
       test: ["CMD", "wget", "-q", "-O", "/dev/null", "http://127.0.0.1:8731/health"]
       interval: 15s