diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 5fd114a..5135c21 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node: [16, 18]
+        node: [18, 20]
         pnpm: [7, 8]
     steps:
       - uses: actions/checkout@v4
diff --git a/README.md b/README.md
index 5d9c8b3..af954c2 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ jobs:
         uses: dafnik/setup-node-pnpm@v1
         # with:
           # pnpm: 8
-          # node: 18
+          # node: 20
           # node-file: ''
           # cwd: '.'
           # install: false
@@ -25,7 +25,7 @@ jobs:
 | Inputs                   | Default value | Description                                                                                                                                                                                                         |
 |--------------------------|---------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
 | `pnpm`                   | `8`           | PNPM version to install                                                                                                                                                                                             |
-| `node`                   | `18`          | Version Spec of the version to use in SemVer notation.<br /> It also emits such aliases as lts, latest, nightly and canary builds.<br /> Examples: 12.x, 10.15.1, >=10.15.0, lts/Hydrogen, 16-nightly, latest, node |
+| `node`                   | `20`          | Version Spec of the version to use in SemVer notation.<br /> It also emits such aliases as lts, latest, nightly and canary builds.<br /> Examples: 12.x, 10.15.1, >=10.15.0, lts/Hydrogen, 16-nightly, latest, node |
 | `node-file`              | `''`          | File containing the version Spec of the version to use.<br /> Examples: .nvmrc, .node-version, .tool-versions.<br /> If `node` and `node-file` are both provided the action will use version from `node-file`.      |
 | `cwd`                    | `.`           | Changes pnpm-lock.yaml lookup location and the work directory of "pnpm install" if enabled                                                                                                                          |
 | `install`                | `false`       | Runs "pnpm install" in working directory                                                                                                                                                                            |
diff --git a/SECURITY.md b/SECURITY.md
index 346a117..a3ff608 100644
--- a/SECURITY.md
+++ b/SECURITY.md
@@ -3,7 +3,8 @@
 ## Supported Versions
 
 | Version | Supported          |
-| ------- | ------------------ |
+|---------|--------------------|
+| 2.x.x   | :white_check_mark: |
 | 1.x.x   | :white_check_mark: |
 | < 1.0   | :x:                |
 
diff --git a/action.yml b/action.yml
index 4b26103..85c4db1 100644
--- a/action.yml
+++ b/action.yml
@@ -13,7 +13,7 @@ inputs:
   node:
     description: "Version Spec of the version to use. Examples: 12.x, 10.15.1, >=10.15.0."
     required: false
-    default: '18'
+    default: '20'
   node-file:
     description: 'File containing the version Spec of the version to use.  Examples: .nvmrc, .node-version, .tool-versions.'
     required: false