diff --git a/.eslintignore b/.eslintignore
deleted file mode 100644
index 8edbac4..0000000
--- a/.eslintignore
+++ /dev/null
@@ -1,3 +0,0 @@
-lib
-jest.config.js
-testing.js
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index f39c689..7aa4c79 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -12,7 +12,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [12.x, 14.x, 16.x, 18.x]
+        node-version: [14.x, 16.x, 18.x]
 
     steps:
     - uses: actions/checkout@v3
diff --git a/package.json b/package.json
index 862c9b6..0741d14 100644
--- a/package.json
+++ b/package.json
@@ -33,12 +33,12 @@
     "test": "test"
   },
   "devDependencies": {
-    "@types/jest": "^26.0.14",
+    "@types/jest": "^29.0.0",
     "@types/node": "^18.0.0",
-    "jest": "^26.4.2",
+    "jest": "^29.0.0",
     "prettier": "^2.7.1",
     "semantic-release": "^19.0.5",
-    "ts-jest": "^26.4.0",
+    "ts-jest": "^29.0.0",
     "ts-node": "^10.9.1",
     "typescript": "^4.8.4"
   },