diff --git a/sdk_container/src/third_party/portage-stable/.github/workflows/rust-pull-request-alpha.yml b/sdk_container/src/third_party/portage-stable/.github/workflows/rust-pull-request-alpha.yml
deleted file mode 100644
index 2d4f941727..0000000000
--- a/sdk_container/src/third_party/portage-stable/.github/workflows/rust-pull-request-alpha.yml
+++ /dev/null
@@ -1,37 +0,0 @@
-on:
-  repository_dispatch:
-    types: [cargo-pull-request-alpha]
-
-jobs:
-  flatcar-rust-prs:
-    runs-on: ubuntu-latest
-    env:
-      GIT_SSH_COMMAND: "ssh -o StrictHostKeyChecking=no"
-    steps:
-      - uses: actions/checkout@v2
-      - name: Fetch latest Cargo release
-        id: fetch-latest-release
-        run: |
-          git clone --depth=1 --no-checkout https://github.com/rust-lang/rust
-          versionAlpha=$(git -C rust ls-remote --tags origin | cut -f2 | sed -n "/refs\/tags\/1.[0-9]*.[0-9]*$/s/^refs\/tags\///p" | sort -ruV | head -n1)
-          rm -rf rust
-          echo ::set-output name=VERSION_ALPHA::$(echo ${versionAlpha})
-          echo ::set-output name=BASE_BRANCH_ALPHA::main
-      - name: Apply patch for Alpha
-        id: apply-patch-alpha
-        env:
-          BASE_BRANCH: ${{ steps.fetch-latest-release.outputs.BASE_BRANCH_ALPHA }}
-          VERSION_NEW: ${{ steps.fetch-latest-release.outputs.VERSION_ALPHA }}
-        run: .github/workflows/rust-apply-patch.sh
-      - name: Create pull request for Alpha
-        uses: peter-evans/create-pull-request@v2
-        with:
-          token: ${{ secrets.GITHUB_TOKEN }}
-          base: ${{ steps.fetch-latest-release.outputs.BASE_BRANCH_ALPHA }}
-          branch: rust-${{ steps.fetch-latest-release.outputs.VERSION_ALPHA }}-alpha
-          author: Flatcar Buildbot <buildbot@flatcar-linux.org>
-          committer: Flatcar Buildbot <buildbot@flatcar-linux.org>
-          title: Upgrade Cargo in Alpha from ${{ steps.apply-patch-alpha.outputs.VERSION_OLD }} to ${{ steps.fetch-latest-release.outputs.VERSION_ALPHA }}
-          commit-message: Upgrade Cargo in Alpha from ${{ steps.apply-patch-alpha.outputs.VERSION_OLD }} to ${{ steps.fetch-latest-release.outputs.VERSION_ALPHA }}
-          body: Upgrade Cargo in Alpha from ${{ steps.apply-patch-alpha.outputs.VERSION_OLD }} to ${{ steps.fetch-latest-release.outputs.VERSION_ALPHA }}
-          labels: alpha
diff --git a/sdk_container/src/third_party/portage-stable/.github/workflows/rust-pull-request-edge.yml b/sdk_container/src/third_party/portage-stable/.github/workflows/rust-pull-request-main.yml
similarity index 53%
rename from sdk_container/src/third_party/portage-stable/.github/workflows/rust-pull-request-edge.yml
rename to sdk_container/src/third_party/portage-stable/.github/workflows/rust-pull-request-main.yml
index 372ab64893..109301491f 100644
--- a/sdk_container/src/third_party/portage-stable/.github/workflows/rust-pull-request-edge.yml
+++ b/sdk_container/src/third_party/portage-stable/.github/workflows/rust-pull-request-main.yml
@@ -1,6 +1,6 @@
 on:
   repository_dispatch:
-    types: [cargo-pull-request-edge]
+    types: [cargo-pull-request-main]
 
 jobs:
   flatcar-rust-prs:
@@ -13,25 +13,25 @@ jobs:
         id: fetch-latest-release
         run: |
           git clone --depth=1 --no-checkout https://github.com/rust-lang/rust
-          versionEdge=$(git -C rust ls-remote --tags origin | cut -f2 | sed -n "/refs\/tags\/1.[0-9]*.[0-9]*$/s/^refs\/tags\///p" | sort -ruV | head -n1)
+          versionMain=$(git -C rust ls-remote --tags origin | cut -f2 | sed -n "/refs\/tags\/1.[0-9]*.[0-9]*$/s/^refs\/tags\///p" | sort -ruV | head -n1)
           rm -rf rust
-          echo ::set-output name=VERSION_EDGE::$(echo ${versionEdge})
-          echo ::set-output name=BASE_BRANCH_EDGE::flatcar-master-edge
-      - name: Apply patch for Edge
-        id: apply-patch-edge
+          echo ::set-output name=VERSION_MAIN::$(echo ${versionMain})
+          echo ::set-output name=BASE_BRANCH_MAIN::main
+      - name: Apply patch for main
+        id: apply-patch-main
         env:
-          BASE_BRANCH: ${{ steps.fetch-latest-release.outputs.BASE_BRANCH_EDGE }}
-          VERSION_NEW: ${{ steps.fetch-latest-release.outputs.VERSION_EDGE }}
+          BASE_BRANCH: ${{ steps.fetch-latest-release.outputs.BASE_BRANCH_MAIN }}
+          VERSION_NEW: ${{ steps.fetch-latest-release.outputs.VERSION_MAIN }}
         run: .github/workflows/rust-apply-patch.sh
-      - name: Create pull request for Edge
+      - name: Create pull request for main
         uses: peter-evans/create-pull-request@v2
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
-          base: ${{ steps.fetch-latest-release.outputs.BASE_BRANCH_EDGE }}
-          branch: rust-${{ steps.fetch-latest-release.outputs.VERSION_EDGE }}-edge
+          base: ${{ steps.fetch-latest-release.outputs.BASE_BRANCH_MAIN }}
+          branch: rust-${{ steps.fetch-latest-release.outputs.VERSION_MAIN }}-main
           author: Flatcar Buildbot <buildbot@flatcar-linux.org>
           committer: Flatcar Buildbot <buildbot@flatcar-linux.org>
-          title: Upgrade Cargo in Edge from ${{ steps.apply-patch-edge.outputs.VERSION_OLD }} to ${{ steps.fetch-latest-release.outputs.VERSION_EDGE }}
-          commit-message: Upgrade Cargo in Edge from ${{ steps.apply-patch-edge.outputs.VERSION_OLD }} to ${{ steps.fetch-latest-release.outputs.VERSION_EDGE }}
-          body: Upgrade Cargo in Edge from ${{ steps.apply-patch-edge.outputs.VERSION_OLD }} to ${{ steps.fetch-latest-release.outputs.VERSION_EDGE }}
-          labels: edge
+          title: Upgrade Cargo in main from ${{ steps.apply-patch-main.outputs.VERSION_OLD }} to ${{ steps.fetch-latest-release.outputs.VERSION_MAIN }}
+          commit-message: Upgrade Cargo in main from ${{ steps.apply-patch-main.outputs.VERSION_OLD }} to ${{ steps.fetch-latest-release.outputs.VERSION_MAIN }}
+          body: Upgrade Cargo in main from ${{ steps.apply-patch-main.outputs.VERSION_OLD }} to ${{ steps.fetch-latest-release.outputs.VERSION_MAIN }}
+          labels: main