diff --git a/docker/.env.example b/docker/.env.example
index bdc2e7ffae..f6d5861d78 100644
--- a/docker/.env.example
+++ b/docker/.env.example
@@ -473,12 +473,6 @@ SANDBOX_HTTPS_PROXY=http://ssrf_proxy:3128
 # The port on which the sandbox service runs
 SANDBOX_PORT=8194
 
-# ------------------------------
-# Environment Variables for qdrant Service
-# (only used when VECTOR_STORE is qdrant)
-# ------------------------------
-QDRANT_API_KEY=difyai123456
-
 # ------------------------------
 # Environment Variables for weaviate Service
 # (only used when VECTOR_STORE is weaviate)