diff --git a/README.md b/README.md
index 8b9a686..9e65129 100644
--- a/README.md
+++ b/README.md
@@ -59,7 +59,7 @@ We provide a vscode extension - [Goc Coverage](https://marketplace.visualstudio.
 
 1. To understand the execution details of goc tool, you can use the `--debug` flag. Also we appreciate if you can provide such logs when submitting a bug to us.
 
-2. By default, the covered service will listen a random port in order to communicate with the goc server. This may not be suitable in [docker](https://docs.docker.com/engine/reference/commandline/run/#publish-or-expose-port--p---expose) or [kubernetes](https://kubernetes.io/docs/concepts/services-networking/service/#defining-a-service) environment since the port must be exposed explicitly in order to be accessible by others in such environment. For this kind of scenario, you can use `--agentport` flag to specific a fixed port when calling `goc build` or `goc install`.
+2. By default, the covered service will listen a random port in order to communicate with the goc server. This may not be suitable in [docker](https://docs.docker.com/engine/reference/commandline/run/#publish-or-expose-port--p---expose) or [kubernetes](https://kubernetes.io/docs/concepts/services-networking/service/#defining-a-service) environment since the port must be exposed explicitly in order to be accessible by others in such environment. For this kind of scenario, you can use `--agentport` flag to specify a fixed port when calling `goc build` or `goc install`.
 
 3. To use a remote goc server, you can use `--center` flag to compile the target service with `goc build` or `goc install` command.