diff --git a/backend/src/server/createServer.ts b/backend/src/server/createServer.ts
index a7f834166..29d985b32 100644
--- a/backend/src/server/createServer.ts
+++ b/backend/src/server/createServer.ts
@@ -9,7 +9,6 @@ import { slowDown } from 'express-slow-down'
 import helmet from 'helmet'
 import { Logger, getLogger } from 'log4js'
 import { DataSource } from 'typeorm'
-import { Redis } from 'ioredis'
 import { GRADIDO_REALM, LOG4JS_BASE_CATEGORY_NAME } from '@/config/const'
 import { AppDatabase } from 'database'
 import { context as serverContext } from './context'
diff --git a/package.json b/package.json
index d249aad4b..9451a6d98 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,6 @@
     "auto-changelog": "^2.4.0",
     "cross-env": "^7.0.3",
     "jose": "^4.14.4",
-    "redis-semaphore": "^5.6.2",
     "turbo": "^2.5.0",
     "uuid": "^8.3.2"
   },