diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index b6cb8e06be..1912cea33d 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -100,6 +100,10 @@ jobs:
             target: ''
           - platform: ubuntu-24.04-arm # [linux, ARM64]
             target: ''
+          - platform: ubuntu-22.04 # [linux, x64]
+            target: ''
+          - platform: ubuntu-22.04-arm # [linux, ARM64]
+            target: ''
           - platform: windows-latest # [windows, x64]
             target: ''
 
@@ -141,7 +145,7 @@ jobs:
       - name: Rust Cache ${{ matrix.target }}
         uses: Swatinem/rust-cache@v2.8.1
         with:
-          shared-key: app-release-build-${{ github.event.inputs.channel || 'nightly' }}${{ matrix.target }}
+          shared-key: app-release-build-${{ github.event.inputs.channel || 'nightly' }}${{ matrix.target }}${{ matrix.platform }}
       - name: Init Node Environment
         uses: ./.github/actions/init-env-node
 
@@ -352,6 +356,10 @@ jobs:
             target: ''
           - platform: ubuntu-24.04-arm # [linux, ARM64]
             target: ''
+          - platform: ubuntu-22.04 # [linux, x64]
+            target: ''
+          - platform: ubuntu-22.04-arm # [linux, ARM64]
+            target: ''
           - platform: windows-latest # [windows, x64]
             target: ''
     steps:
diff --git a/scripts/release.sh b/scripts/release.sh
index 5f53c3ae85..a98f637632 100755
--- a/scripts/release.sh
+++ b/scripts/release.sh
@@ -219,7 +219,15 @@ else
 	BUNDLE_DIR=$(readlink -f "$PWD/../target/release/bundle")
 fi
 
+# The release dir determines a (significant portion of) the final S3 object key.
 RELEASE_DIR="$DIST/$OS/$ARCH"
+if [ "$OS" = "linux" ]; then
+  # We build for multiple linux distros and need distinct keys for them.
+  RELEASE_DIR="$DIST/$OS/$(lsb_release -cs)/$ARCH"
+fi
+
+echo "Resolved RELEASE_DIR=$RELEASE_DIR"
+
 mkdir -p "$RELEASE_DIR"
 
 if [ "$OS" = "macos" ]; then