diff --git a/.github/workflows/tgc.yml b/.github/workflows/tgc.yml
index 624cdbd65..87870913b 100644
--- a/.github/workflows/tgc.yml
+++ b/.github/workflows/tgc.yml
@@ -19,7 +19,7 @@ jobs:
     - uses: actions/setup-node@v3
       with:
         node-version: 18
-        cache: 'npm'
+        cache: 'yarn'
         
     - uses: awalsh128/cache-apt-pkgs-action@latest
       with: