diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index a9aa4d0..1afbf2d 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -30,8 +30,8 @@ jobs:
 
       - name: Ensure TMPDIR exists
         run: mkdir -p ${{ env.TMPDIR }}
-      - name: Install rak
-        run: zef install rak
+      - name: Install JSON::Fast
+        run: zef install JSON::Fast --/test
       - name: Install Dependencies
         run: zef install --/test --test-depends --deps-only .
       - name: Run Special Tests