diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index cde2da4..7cdc108 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,13 +17,15 @@ jobs:
 
   test-javascript:
     name: "JavaScript Tests"
-    runs-on: "${{ matrix.os }}"
+    runs-on: ${{ matrix.os }}
 
     strategy:
       matrix:
         os:
           - "ubuntu-latest"
           - "macos-latest"
+          - [ "self-hosted", "Linux", "ARM64" ]
+          - [ "self-hosted", "Linux", "X64" ]
 
     steps:
       - name: "Checkout"
@@ -34,7 +36,9 @@ jobs:
 
       - name: "Cache Dependencies"
         id: cache
-        uses: actions/cache@v3
+        uses: actions/cache@8070854e57d983bdd2887b0a708ad985f77398ab
+        env:
+          GITHUB_ACTIONS_RUNNER_FORCED_NODE_VERSION: node20
         with:
           key: npm-${{ matrix.os }}-${{ hashFiles('package-lock.json') }}
           path: ./node_modules
@@ -59,13 +63,15 @@ jobs:
 
   test-minimal-action:
     name: "Minimal - Github Action Test"
-    runs-on: "${{ matrix.os }}"
+    runs-on: ${{ matrix.os }}
 
     strategy:
       matrix:
         os:
           - "ubuntu-latest"
           - "macos-latest"
+          - [ "self-hosted", "Linux", "ARM64" ]
+          - [ "self-hosted", "Linux", "X64" ]
         # TODO: test with different flox versions
         #flox-version:
         #  - stable
@@ -91,13 +97,15 @@ jobs:
 
   test-all-action:
     name: "All - Github Action Test"
-    runs-on: "${{ matrix.os }}"
+    runs-on: ${{ matrix.os }}
 
     strategy:
       matrix:
         os:
           - "ubuntu-latest"
           - "macos-latest"
+          - [ "self-hosted", "Linux", "ARM64" ]
+          - [ "self-hosted", "Linux", "X64" ]
         # TODO: test with different flox versions
         #flox-version:
         #  - stable