diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index 028f7bc..5f221da 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -54,6 +54,18 @@ jobs:
     name: Zephyr build with a version that is known to work
     runs-on: ubuntu-latest
     steps:
+    - name: Free Disk Space (Ubuntu)
+      uses: jlumbroso/free-disk-space@main
+      with:
+        # this might remove tools that are actually needed,
+        # if set to "true" but frees about 6 GB
+        tool-cache: false
+        android: true
+        dotnet: true
+        haskell: true
+        large-packages: true
+        docker-images: true
+        swap-storage: true
     - name: Checkout open-amp
       uses: actions/checkout@v4
       with:
diff --git a/.github/workflows/heathcheck.yml b/.github/workflows/heathcheck.yml
index 054fdad..5b48de2 100644
--- a/.github/workflows/heathcheck.yml
+++ b/.github/workflows/heathcheck.yml
@@ -27,6 +27,18 @@ jobs:
     name: 'Zephyr build from latest on main'
     runs-on: ubuntu-latest
     steps:
+    - name: Free Disk Space (Ubuntu)
+      uses: jlumbroso/free-disk-space@main
+      with:
+        # this might remove tools that are actually needed,
+        # if set to "true" but frees about 6 GB
+        tool-cache: false
+        android: true
+        dotnet: true
+        haskell: true
+        large-packages: true
+        docker-images: true
+        swap-storage: true
     - name: Checkout open-amp
       uses: actions/checkout@v4
       with: