diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index c6545bb..6fd127e 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -9,17 +9,18 @@ jobs:
   create-release:
     name: create-release
     runs-on: ubuntu-latest
+    outputs:
+      upload_url: ${{ steps.release.outputs.upload_url }}
+      rg_version: ${{ env.RG_VERSION }}
     steps:
-      - name: Create artifacts directory
-        run: mkdir artifacts
-
       - name: Get the release version from the tag
+        shell: bash
         if: env.ACRE_VERSION == ''
         run: |
           # Apparently, this is the right way to get a tag name. Really?
           #
           # See: https://github.community/t5/GitHub-Actions/How-to-get-just-the-tag-name/m-p/32167/highlight/true#M1027
-          echo "::set-env name=ACRE_VERSION::${GITHUB_REF#refs/tags/}"
+          echo "ACRE_VERSION=${GITHUB_REF#refs/tags/}" >> $GITHUB_ENV
           echo "version is: ${{ env.ACRE_VERSION }}"
       - name: Create GitHub release
         id: release
@@ -30,18 +31,6 @@ jobs:
           tag_name: ${{ env.ACRE_VERSION }}
           release_name: ${{ env.ACRE_VERSION }}
 
-      - name: Save release upload URL to artifact
-        run: echo "${{ steps.release.outputs.upload_url }}" > artifacts/release-upload-url
-
-      - name: Save version number to artifact
-        run: echo "${{ env.ACRE_VERSION }}" > artifacts/release-version
-
-      - name: Upload artifacts
-        uses: actions/upload-artifact@v1
-        with:
-          name: artifacts
-          path: artifacts
-
   build-release:
     name: build-release
     needs: ['create-release']
@@ -62,11 +51,11 @@ jobs:
         include:
         - build: linux
           os: ubuntu-18.04
-          rust: nightly
+          rust: stable
           target: x86_64-unknown-linux-musl
         - build: macos
           os: macos-latest
-          rust: nightly
+          rust: stable
           target: x86_64-apple-darwin
 
     steps:
@@ -84,34 +73,19 @@ jobs:
         target: ${{ matrix.target }}
 
     - name: Use Cross
-      # if: matrix.os != 'windows-2019'
+      shell: bash
       run: |
-        # FIXME: to work around bugs in latest cross release, install master.
-        # See: https://github.com/rust-embedded/cross/issues/357
-        cargo install --git https://github.com/rust-embedded/cross
-        echo "::set-env name=CARGO::cross"
-        echo "::set-env name=TARGET_FLAGS::--target ${{ matrix.target }}"
-        echo "::set-env name=TARGET_DIR::./target/${{ matrix.target }}"
+        cargo install cross
+        echo "CARGO=cross" >> $GITHUB_ENV
+        echo "TARGET_FLAGS=--target ${{ matrix.target }}" >> $GITHUB_ENV
+        echo "TARGET_DIR=./target/${{ matrix.target }}" >> $GITHUB_ENV
+
     - name: Show command used for Cargo
       run: |
         echo "cargo command is: ${{ env.CARGO }}"
         echo "target flag is: ${{ env.TARGET_FLAGS }}"
         echo "target dir is: ${{ env.TARGET_DIR }}"
-    - name: Get release download URL
-      uses: actions/download-artifact@v1
-      with:
-        name: artifacts
-        path: artifacts
 
-    - name: Set release upload URL and release version
-      shell: bash
-      run: |
-        release_upload_url="$(cat artifacts/release-upload-url)"
-        echo "::set-env name=RELEASE_UPLOAD_URL::$release_upload_url"
-        echo "release upload url: $RELEASE_UPLOAD_URL"
-        release_version="$(cat artifacts/release-version)"
-        echo "::set-env name=RELEASE_VERSION::$release_version"
-        echo "release version: $RELEASE_VERSION"
     - name: Build release binary
       run: ${{ env.CARGO }} build --verbose --release ${{ env.TARGET_FLAGS }}
 
@@ -124,7 +98,7 @@ jobs:
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       with:
-        upload_url: ${{ env.RELEASE_UPLOAD_URL }}
+        upload_url: ${{ needs.create-release.outputs.upload_url }}
         asset_path: target/${{ matrix.target }}/release/acre
         asset_name: acre-${{ matrix.build }}
         asset_content_type: application/octet-stream
diff --git a/Cargo.lock b/Cargo.lock
index e4f65cb..03f8a17 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,8 +1,10 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "acre"
-version = "0.3.3"
+version = "0.4.0"
 dependencies = [
  "anyhow",
  "crossbeam-channel",