diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 1ca7deeca5..7ff739ea14 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -195,14 +195,9 @@ jobs:
       - uses: actions/setup-node@v3
         with:
           node-version: '20.x'
-      - name: Install Swift
-        run: |
-          wget https://github.com/swiftwasm/swift/releases/download/swift-wasm-5.8-SNAPSHOT-2023-02-24-a/swift-wasm-5.8-SNAPSHOT-2023-02-24-a-ubuntu22.04_x86_64.tar.gz
-          tar -xf swift-wasm-5.8-SNAPSHOT-2023-02-24-a-ubuntu22.04_x86_64.tar.gz
-          echo "$PWD/swift-wasm-5.8-SNAPSHOT-2023-02-24-a/usr/bin" >> $GITHUB_PATH
       - name: Install Grain
         run: |
-          wget https://github.com/grain-lang/grain/releases/download/grain-v0.5.4/grain-linux-x64
+          wget https://github.com/grain-lang/grain/releases/download/grain-v0.6.6/grain-linux-x64
           chmod +x grain-linux-x64
           mv grain-linux-x64 grain
           echo "$PWD" >> $GITHUB_PATH