diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index ef5d807..c57bb94 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -10,17 +10,17 @@ jobs:
       fail-fast: false
       matrix:
         node-version:
+          - 18
           - 16
           - 14
-          - 12
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-node@v2
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
         with:
           node-version: ${{ matrix.node-version }}
       - run: npm install
       - run: npm test
-      - uses: codecov/codecov-action@v2
+      - uses: codecov/codecov-action@v3
         if: matrix.node-version == 16
         with:
           fail_ci_if_error: true
diff --git a/readme.md b/readme.md
index a04c8b6..02ae2ba 100644
--- a/readme.md
+++ b/readme.md
@@ -310,15 +310,3 @@ normalizeUrl('www.sindresorhus.com?b=two&a=one&c=three', {
 ## Related
 
 - [compare-urls](https://github.com/sindresorhus/compare-urls) - Compare URLs by first normalizing them
-
----
-
-<div align="center">
-	<b>
-		<a href="https://tidelift.com/subscription/pkg/npm-normalize-url?utm_source=npm-normalize-url&utm_medium=referral&utm_campaign=readme">Get professional support for this package with a Tidelift subscription</a>
-	</b>
-	<br>
-	<sub>
-		Tidelift helps make open source sustainable for maintainers while giving companies<br>assurances about security, maintenance, and licensing for their dependencies.
-	</sub>
-</div>