diff --git a/.github/workflows/node.js.yml b/.github/workflows/node.js.yml
index 2d745c8..28de3d2 100644
--- a/.github/workflows/node.js.yml
+++ b/.github/workflows/node.js.yml
@@ -16,7 +16,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [14.x, 16.x, 17.2]
+        node-version: [14.x, 16.x, 17.2, 18.x]
         # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
 
     steps:
diff --git a/.gitignore b/.gitignore
index a9dda7e..f28e063 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,4 +5,5 @@ commonjs/index.js
 browser/index.js
 node-esm/index.js
 coverage/
-.DS_Store
\ No newline at end of file
+.DS_Store
+.node-version
\ No newline at end of file