diff --git a/.gitea/workflows/ci.yaml b/.gitea/workflows/ci.yaml
index 6b02052..0e12bed 100644
--- a/.gitea/workflows/ci.yaml
+++ b/.gitea/workflows/ci.yaml
@@ -24,7 +24,7 @@ jobs:
         with:
           path: |
             node_modules
-          key: ${{ runner.os }}-bun-${{ hashFiles('bun.lockb') }}
+          key: ${{ runner.os }}-${{ runner.arch }}-bun-${{ hashFiles('bun.lockb') }}
 
       - name: Install dependencies
         if: steps.cache-deps.outputs.cache-hit != 'true'