diff --git a/README.md b/README.md
index 8989403..7b388e9 100644
--- a/README.md
+++ b/README.md
@@ -71,15 +71,6 @@ argon2.py  block.py  cmac.py  dh.py  dsa.py  ecc.py  hash.py  hmac.py  ntru.py
 
 The code is very simple and with basic programming knowledge you should be able to understand it. You only need to understand python and REST API
 
-## GRPC
-
-```bash
-docker run -d liesware/coherence:latest /usr/bin/coherence_grpc 0.0.0.0 6613
-```
-
-The protocol buffer is on grpc/grpc/coherence.proto
-
-HTTP and GRPC have the same API, but on GRPC you need to send as JSON.stringify()
 
 ## Test
 on ~/coherence02/