diff --git a/servlet/probe-servlet.go b/servlet/probe-servlet.go
index 0b38779..47f06ab 100644
--- a/servlet/probe-servlet.go
+++ b/servlet/probe-servlet.go
@@ -66,7 +66,6 @@ func (s *ProbeServlets) Destroy(serverCtx server.ServerCtx) {
 
 func (s *ProbeServlets) Handshake(servletCtx server.ServletCtx, ctx *fasthttp.RequestCtx) (*fasthttp.ResponseHeader, error) {
 	bMethod := ctx.Request.Header.Peek(ocpc.HTTPRequestHeaderKey_Probe_Method)
-
 	if nil == bMethod {
 		return nil, fmt.Errorf("Unexpected probe method: %v", bMethod)
 	}
@@ -88,7 +87,6 @@ func (s *ProbeServlets) Handshake(servletCtx server.ServletCtx, ctx *fasthttp.Re
 
 	grpcCTX := context.Background()
 	r, err := grpc.Exec(grpcCTX, "ProbeService.readByProbeKey", probeKey)
-
 	if nil != err {
 		return nil, fmt.Errorf("grpc call Error: %s", err.Error())
 	}
@@ -152,7 +150,6 @@ func (s *ProbeServlets) handleSubscribe(serverCtx server.ServerCtx, subscribeCha
 						}
 					}
 				}
-
 			}
 		}
 	}