diff --git a/data/apps/common/comm.cfg b/data/apps/common/comm.cfg
index 06350be..f816679 100644
--- a/data/apps/common/comm.cfg
+++ b/data/apps/common/comm.cfg
@@ -38,6 +38,10 @@
             , "ping_timeout_secs": 2.0
             , "verbose": false
         }
+        , "REDIS_CLD32_TESTER_OHLCV": { # to use docker compose service from outside
+            "type": "redis"
+            , "url": "redis://cld32-tester.cvtt.vpn:26379"
+        }
     }
     , "cache": {
         "REDIS_DCKR_COMPOSE": {