diff --git a/.github/workflows/pre-release-tests.yml b/.github/workflows/pre-release-tests.yml
index f9efd59bc..8b1ab4988 100644
--- a/.github/workflows/pre-release-tests.yml
+++ b/.github/workflows/pre-release-tests.yml
@@ -17,7 +17,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        node: [12, 14]
+        node: [14, 16]
 
     steps:
       - uses: actions/checkout@v2
diff --git a/.gitignore b/.gitignore
index 6472f4885..60e782ff6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -95,4 +95,6 @@ packages/**/test/**/*.js
 packages/**/test/**/*.map
 packages/**/test/mocks/**/*.d.ts
 packages/**/test/mocks/**/*.js
-packages/**/test/mocks/**/*.map
\ No newline at end of file
+packages/**/test/mocks/**/*.map
+
+.ultra.cache.json
\ No newline at end of file
diff --git a/package.json b/package.json
index 4979f0480..ce87173b8 100644
--- a/package.json
+++ b/package.json
@@ -213,5 +213,8 @@
   "eslintIgnore": [
     "packages/**/test",
     "packages/**/dist"
-  ]
+  ],
+  "volta": {
+    "node": "14.21.2"
+  }
 }