diff --git a/deno/package.json b/deno/package.json
index a9c01061..1f7be1b1 100644
--- a/deno/package.json
+++ b/deno/package.json
@@ -1,6 +1,6 @@
 {
   "name": "youtubei.js",
-  "version": "16.0.0",
+  "version": "16.0.1",
   "description": "A JavaScript client for YouTube's private API, known as InnerTube.",
   "type": "module",
   "types": "./dist/src/platform/lib.d.ts",
@@ -112,7 +112,7 @@
     "@types/node": "^24.0.14",
     "@typescript-eslint/eslint-plugin": "^8.46.0",
     "@typescript-eslint/parser": "^8.46.0",
-    "cpy-cli": "^4.2.0",
+    "cpy-cli": "^6.0.0",
     "esbuild": "^0.25.6",
     "eslint": "^9.37.0",
     "globals": "^16.4.0",
diff --git a/deno/src/utils/FormatUtils.ts b/deno/src/utils/FormatUtils.ts
index 5c225df3..7dcc747c 100644
--- a/deno/src/utils/FormatUtils.ts
+++ b/deno/src/utils/FormatUtils.ts
@@ -31,7 +31,7 @@ export async function download(
   };
 
   const format = chooseFormat(opts, streaming_data);
-  const format_url = format.decipher(player);
+  const format_url = await format.decipher(player);
 
   // If we're not downloading the video in chunks, we just use fetch once.
   if (opts.type === 'video+audio' && !options.range) {