diff --git a/Cargo.toml b/Cargo.toml
index 0d7454f..a62c919 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -203,13 +203,14 @@ path = "examples/quic/client.rs"
 name = "quic_server"
 path = "examples/quic/server.rs"
 
-[[example]]
-name = "grpc-client"
-path = "examples/grpc_poem/helloworld/src/client.rs"
-
-[[example]]
-name = "grpc-server"
-path = "examples/grpc_poem/helloworld/src/server.rs"
-[[example]]
-name = "grpc-jsoncodec-server"
-path = "examples/grpc_poem/jsoncodec/src/server.rs"
\ No newline at end of file
+# please uncomment for grpc
+# [[example]]
+# name = "grpc-client"
+# path = "examples/grpc_poem/helloworld/src/client.rs"
+
+# [[example]]
+# name = "grpc-server"
+# path = "examples/grpc_poem/helloworld/src/server.rs"
+# [[example]]
+# name = "grpc-jsoncodec-server"
+# path = "examples/grpc_poem/jsoncodec/src/server.rs"
\ No newline at end of file
diff --git a/README.md b/README.md
index 3ed28e2..ed390f1 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,8 @@
 |zenoh_pub,zenoh_sub|pub sub|pub sub|
 |ice_pub,ice_sub|pub sub|pub sub|
 |discovery|iceoryx2 discovery| |
-|grpc-client,grpc-server,grpc-jsoncodec-server|poem grpc examples ,with json codec | easy genarate proto   |
+|grpc-client,grpc-server,grpc-jsoncodec-server|poem grpc examples ,with json codec |⚠️
+ // please uncomment for grpc   |
 |ws_client,ws_server| | websocket   |
 |quic_server,quic_client|quic,http3|quic,http3|
 ## vscode build
@@ -77,4 +78,11 @@ but not c++ and python app,now are planning,waiting for  release
 cargo run --example quic_server ./
 
 cargo run --example quic_client https://localhost:4433/Cargo.toml
-```
\ No newline at end of file
+```
+
+## grpc 
+
+for building proto  not work on github workflow,
+
+⚠️  // please uncomment for grpc 
+
diff --git a/build.rs b/build.rs
index 16deec7..490e929 100644
--- a/build.rs
+++ b/build.rs
@@ -1,10 +1,11 @@
-use std::io::Result;
+// please uncomment for grpc
+// use std::io::Result;
 
-use poem_grpc_build::Config;
+// use poem_grpc_build::Config;
 
-fn main() -> Result<()> {
-    Config::new()
-        .codec("::poem_grpc::codec::JsonCodec")
-        .type_attribute(".", "#[derive(serde::Deserialize, serde::Serialize)]")
-        .compile(&["./proto/helloworld.proto"], &["./proto"])
-}
+// fn main() -> Result<()> {
+//     Config::new()
+//         .codec("::poem_grpc::codec::JsonCodec")
+//         .type_attribute(".", "#[derive(serde::Deserialize, serde::Serialize)]")
+//         .compile(&["./proto/helloworld.proto"], &["./proto"])
+// }