diff --git a/client/main.ts b/client/main.ts
index 44c5720..999bcc1 100755
--- a/client/main.ts
+++ b/client/main.ts
@@ -80,15 +80,17 @@ class DisplayHandler {
 	async spin() {
 		while (true) {
 			await wait(100);
-			const [width, height] = await this.get_res();
+			const [width, height] = await DisplayHandler.get_res();
 			this.outputs.send({ kind: "request_display", content: { width, height } });
 		}
 	}
 
-	async get_res() {
-		const width = parseInt(await run("tput", "cols")) / 2 - 2; // note : tiles are 2 char wide
-		const height = parseInt(await run("tput", "lines")) - 2;
-		return [width, height];
+	static async get_res() {
+		const output = await run("stty", "size");
+		const [raw_height, raw_width] = output.split(" ");
+		const width = Math.floor(parseInt(raw_width) / 2) - 2; // note : tiles are 2 char wide
+		const height = parseInt(raw_height) - 2;
+		return [width, height] as const;
 	}
 
 	refresh(raw: string) {
@@ -123,3 +125,13 @@ class ServerInterface {
 }
 
 if (import.meta.main) await main();
+
+Deno.test("res_check", async () => {
+	const ENABLED = false; // note : toggle before running test to know current resolution.
+	while (ENABLED) {
+		await wait(100);
+		const res = await DisplayHandler.get_res();
+		console.clear();
+		console.log("res", res);
+	}
+});