diff --git a/custom_components/sigmesh_gateway/manifest.json b/custom_components/sigmesh_gateway/manifest.json
index 7a89e38..08549a0 100644
--- a/custom_components/sigmesh_gateway/manifest.json
+++ b/custom_components/sigmesh_gateway/manifest.json
@@ -6,7 +6,7 @@
   "issue_tracker": "https://github.com/impress-sig-mesh/sigmesh_gateway/issues",
   "dependencies": [],
   "codeowners": ["@impress-sig-mesh"],
-  "requirements": ["pyserial-asyncio==0.6", "bleak-mesh>=0.2.0"],
+  "requirements": ["pyserial-asyncio-fast>=0.6"],
   "config_flow": true,
   "iot_class": "local_push",
   "loggers": ["sigmesh_gateway"]