diff --git a/README.md b/README.md
index e9d8013..e60947c 100644
--- a/README.md
+++ b/README.md
@@ -102,7 +102,11 @@ func SayHi(ctx context.Context, cc *mcp.ServerSession, params *mcp.CallToolParam
 func main() {
 	// Create a server with a single tool.
 	server := mcp.NewServer("greeter", "v1.0.0", nil)
-	server.AddTools(mcp.NewServerTool("greet", "say hi", SayHi))
+	server.AddTools(
+		mcp.NewServerTool("greet", "say hi", SayHi, mcp.Input(
+			mcp.Property("name", mcp.Description("the name of the person to greet")),
+		)),
+	)
 	// Run the server over stdin/stdout, until the client disconnects
 	if err := server.Run(context.Background(), mcp.NewStdioTransport()); err != nil {
 		log.Fatal(err)
diff --git a/internal/readme/server/server.go b/internal/readme/server/server.go
index b709cd7..177cf8f 100644
--- a/internal/readme/server/server.go
+++ b/internal/readme/server/server.go
@@ -25,7 +25,11 @@ func SayHi(ctx context.Context, cc *mcp.ServerSession, params *mcp.CallToolParam
 func main() {
 	// Create a server with a single tool.
 	server := mcp.NewServer("greeter", "v1.0.0", nil)
-	server.AddTools(mcp.NewServerTool("greet", "say hi", SayHi))
+	server.AddTools(
+		mcp.NewServerTool("greet", "say hi", SayHi, mcp.Input(
+			mcp.Property("name", mcp.Description("the name of the person to greet")),
+		)),
+	)
 	// Run the server over stdin/stdout, until the client disconnects
 	if err := server.Run(context.Background(), mcp.NewStdioTransport()); err != nil {
 		log.Fatal(err)