diff --git a/version-check/main.ts b/version-check/main.ts
index ec4aacb..a8f9497 100644
--- a/version-check/main.ts
+++ b/version-check/main.ts
@@ -39,10 +39,21 @@ try {
   await run("git", ["push", "origin", tag]);
 }
 if (created) {
-  console.log(`::set-output name=tag_created::true`);
-  console.log(`::set-output name=tag_name::${tag}`);
+  const out = Deno.env.get("GITHUB_OUTPUT");
+  if (out) {
+    await Deno.writeTextFile(out, `tag_created=true\ntag_name=${tag}\n`, {
+      append: true,
+    });
+  } else {
+    console.error("GITHUB_OUTPUT not set.");
+  }
 } else {
-  console.log(`::set-output name=tag_created::false`);
+  const out = Deno.env.get("GITHUB_OUTPUT");
+  if (out) {
+    await Deno.writeTextFile(out, `tag_created=false\n`, { append: true });
+  } else {
+    console.error("GITHUB_OUTPUT not set.");
+  }
 }
 
 async function run(cmd: string, args: string[]) {