diff --git a/backend/.env.dist b/backend/.env.dist
index b238388f6..7d2ec63f9 100644
--- a/backend/.env.dist
+++ b/backend/.env.dist
@@ -68,3 +68,4 @@ EVENT_PROTOCOL_DISABLED=false
 # FEDERATION_DHT_TOPIC=GRADIDO_HUB
 # FEDERATION_DHT_SEED=64ebcb0e3ad547848fef4197c6e2332f 
 # FEDERATION_COMMUNITY_URL=http://localhost:4000/api
+# FEDERATION_VALIDATE_COMMUNITY_TIMER=60000
\ No newline at end of file
diff --git a/backend/.env.template b/backend/.env.template
index f73b87353..b2c47d340 100644
--- a/backend/.env.template
+++ b/backend/.env.template
@@ -61,3 +61,4 @@ EVENT_PROTOCOL_DISABLED=$EVENT_PROTOCOL_DISABLED
 FEDERATION_DHT_TOPIC=$FEDERATION_DHT_TOPIC
 FEDERATION_DHT_SEED=$FEDERATION_DHT_SEED
 FEDERATION_COMMUNITY_URL=$FEDERATION_COMMUNITY_URL
+FEDERATION_VALIDATE_COMMUNITY_TIMER=$FEDERATION_VALIDATE_COMMUNITY_TIMER
\ No newline at end of file
diff --git a/backend/src/config/index.ts b/backend/src/config/index.ts
index 5e73eb76f..01e507cf5 100644
--- a/backend/src/config/index.ts
+++ b/backend/src/config/index.ts
@@ -17,7 +17,7 @@ const constants = {
   LOG_LEVEL: process.env.LOG_LEVEL || 'info',
   CONFIG_VERSION: {
     DEFAULT: 'DEFAULT',
-    EXPECTED: 'v14.2022-11-22',
+    EXPECTED: 'v15.2023-01-03',
     CURRENT: '',
   },
 }