diff --git a/release/go/spacemesh/v1/post_grpc.pb.go b/release/go/spacemesh/v1/post_grpc.pb.go
index effc5b17..7ddf05ac 100644
--- a/release/go/spacemesh/v1/post_grpc.pb.go
+++ b/release/go/spacemesh/v1/post_grpc.pb.go
@@ -26,7 +26,8 @@ const (
 //
 // For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
 type PostServiceClient interface {
-	// Register allows a dedicated PoST node to connect to the spacemesh node.
+	// Register is a bi-directional stream that allows a dedicated PoST node to connect to the spacemesh node.
+	// The node will send NodeRequets to PoST and the service will respond with ServiceResponses.
 	Register(ctx context.Context, opts ...grpc.CallOption) (PostService_RegisterClient, error)
 }
 
@@ -73,7 +74,8 @@ func (x *postServiceRegisterClient) Recv() (*NodeRequest, error) {
 // All implementations should embed UnimplementedPostServiceServer
 // for forward compatibility
 type PostServiceServer interface {
-	// Register allows a dedicated PoST node to connect to the spacemesh node.
+	// Register is a bi-directional stream that allows a dedicated PoST node to connect to the spacemesh node.
+	// The node will send NodeRequets to PoST and the service will respond with ServiceResponses.
 	Register(PostService_RegisterServer) error
 }
 
diff --git a/spacemesh/v1/post.proto b/spacemesh/v1/post.proto
index 3ee7fbe5..bee9cedc 100644
--- a/spacemesh/v1/post.proto
+++ b/spacemesh/v1/post.proto
@@ -7,6 +7,7 @@ package spacemesh.v1;
 // PostService is used by dedicated PoST nodes to interact with the spacemesh
 // node.
 service PostService {
-  // Register is a bi-directional stream allows a dedicated PoST node to connect to the spacemesh node.
+  // Register is a bi-directional stream that allows a dedicated PoST node to connect to the spacemesh node.
+  // The node will send NodeRequets to PoST and the service will respond with ServiceResponses.
   rpc Register(stream ServiceResponse) returns (stream NodeRequest);
 }