README: fix typo
Fix typo
@@ -108,7 +108,7 @@ Set [```GOPATH```](https://golang.org/doc/code.html#GOPATH). Then, run:
```bash
$ go get github.com/theupdateframework/notary
-# build with pcks11 support by default to support yubikey
+# build with pkcs11 support by default to support yubikey
$ go install -tags pkcs11 github.com/theupdateframework/notary/cmd/notary
$ notary
```
