diff --git a/.github/workflows/build-and-cache.yml b/.github/workflows/build-and-cache.yml
index d3f9a13..f3c29e3 100644
--- a/.github/workflows/build-and-cache.yml
+++ b/.github/workflows/build-and-cache.yml
@@ -45,13 +45,14 @@ jobs:
       - name: Maximize build disk space
         uses: easimon/maximize-build-space@v10
         with:
-          root-reserve-mb: 512
+          overprovision-lvm: true
           swap-size-mb: 1024
           remove-dotnet: 'true'
           remove-android: 'true'
           remove-haskell: 'true'
           remove-codeql: 'true'
           remove-docker-images: 'true'
+          build-mount-path: /nix
       - uses: DeterminateSystems/nix-installer-action@main
         with:
           logger: pretty
@@ -83,13 +84,14 @@ jobs:
       - name: Maximize build disk space
         uses: easimon/maximize-build-space@v10
         with:
-          root-reserve-mb: 512
+          overprovision-lvm: true
           swap-size-mb: 1024
           remove-dotnet: 'true'
           remove-android: 'true'
           remove-haskell: 'true'
           remove-codeql: 'true'
           remove-docker-images: 'true'
+          build-mount-path: /nix
       - uses: DeterminateSystems/nix-installer-action@main
         with:
           logger: pretty