diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0f9ec19a..510dbb88 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -113,43 +113,4 @@ jobs:
           files: |
             target/release/libdeno_mongo.dylib
             target/release/libdeno_mongo.so
-            target/release/deno_mongo.dll
-
-      - name: Release Master(Linux)
-        uses: WebFreak001/deploy-nightly@v1.0.1
-        if: startsWith(matrix.os, 'ubuntu') && matrix.kind == 'test' && startsWith(github.ref, 'refs/heads/master')
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        with:
-          upload_url: https://uploads.github.com/repos/manyuanrong/deno_mongo/releases/24155879/assets{?name,label}
-          release_id: 24155879
-          asset_path: target/release/libdeno_mongo.so
-          asset_name: libdeno_mongo.so
-          asset_content_type: application/octet-stream
-          max_releases: 1
-
-      - name: Release Master(Mac)
-        uses: WebFreak001/deploy-nightly@v1.0.1
-        if: startsWith(matrix.os, 'mac') && matrix.kind == 'test' && startsWith(github.ref, 'refs/heads/master')
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        with:
-          upload_url: https://uploads.github.com/repos/manyuanrong/deno_mongo/releases/24155879/assets{?name,label}
-          release_id: 24155879
-          asset_path: target/release/libdeno_mongo.dylib
-          asset_name: libdeno_mongo.dylib
-          asset_content_type: application/octet-stream
-          max_releases: 1
-
-      - name: Release Master(Windows)
-        uses: WebFreak001/deploy-nightly@v1.0.1
-        if: startsWith(matrix.os, 'windows') && matrix.kind == 'test' && startsWith(github.ref, 'refs/heads/master')
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        with:
-          upload_url: https://uploads.github.com/repos/manyuanrong/deno_mongo/releases/24155879/assets{?name,label}
-          release_id: 24155879
-          asset_path: target/release/deno_mongo.dll
-          asset_name: deno_mongo.dll
-          asset_content_type: application/octet-stream
-          max_releases: 1
+            target/release/deno_mongo.dll
\ No newline at end of file
diff --git a/ts/util.ts b/ts/util.ts
index 39648f9e..760f4f81 100644
--- a/ts/util.ts
+++ b/ts/util.ts
@@ -17,7 +17,7 @@ interface Command {
   command_id?: number;
 }
 
-export async function init(binVer: string = "master") {
+export async function init(binVer: string) {
   let releaseUrl = `https://github.com/manyuanrong/deno_mongo/releases/download/${binVer}`;
 
   const options = {