diff --git a/_examples/sockets/Makefile b/_examples/sockets/Makefile
index 171f487..3140ac9 100644
--- a/_examples/sockets/Makefile
+++ b/_examples/sockets/Makefile
@@ -4,7 +4,7 @@ dev:
 
 .PHONY: build
 build:
-	go run ../../cmd/workers-assets-gen --mode go
+	go run ../../cmd/workers-assets-gen -mode=go
 	GOOS=js GOARCH=wasm go build -o ./build/app.wasm .
 
 .PHONY: deploy
diff --git a/_examples/sockets/README.md b/_examples/sockets/README.md
index 5928625..8e6603f 100644
--- a/_examples/sockets/README.md
+++ b/_examples/sockets/README.md
@@ -1,6 +1,6 @@
 # sockets
 
-- makes a TCP connection to tcpbin.com:4242.
+- makes a TCP connection to tcpbin.com:4242 and sends message.
 
 ## Development
 
@@ -14,7 +14,7 @@ This project requires these tools to be installed globally.
 ### Commands
 
 ```
-make dev     # run dev server
-make build   # build Go Wasm binary
+make dev    # run dev server
+make build  # build Go Wasm binary
 make deploy # deploy worker
 ```
diff --git a/_examples/sockets/go.mod b/_examples/sockets/go.mod
index 6ec9028..bbd32de 100644
--- a/_examples/sockets/go.mod
+++ b/_examples/sockets/go.mod
@@ -1,4 +1,4 @@
-module github.com/syumai/workers/_examples/fetch
+module github.com/syumai/workers/_examples/sockets
 
 go 1.21.3
 
diff --git a/_examples/sockets/go.sum b/_examples/sockets/go.sum
index 8c27871..e69de29 100644
--- a/_examples/sockets/go.sum
+++ b/_examples/sockets/go.sum
@@ -1,2 +0,0 @@
-github.com/syumai/workers v0.1.0 h1:z5QfQR2X+PCKzom7RodpI5J4D5YF7NT7Qwzb9AM9dgY=
-github.com/syumai/workers v0.1.0/go.mod h1:alXIDhTyeTwSzh0ZgQ3cb9HQPyyYfIejupE4Z3efr14=