diff --git a/.gitea/workflows/build-iso.yml b/.gitea/workflows/build-iso.yml
index fb26bab..19479dc 100644
--- a/.gitea/workflows/build-iso.yml
+++ b/.gitea/workflows/build-iso.yml
@@ -8,6 +8,8 @@ on:
 
 jobs:
   build-and-upload:
+    env:
+      RUNNER_TOOL_CACHE: /toolcache
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code