diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index cce703b..afec9b1 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -13,6 +13,6 @@ jobs:
         id: release
         with:
           webhook_url: ${{ secrets.WEBHOOK_URL }}
-          colour: "2105893"
+          color: "2105893"
           username: "Release Changelog"
           avatar_url: "https://cdn.discordapp.com/avatars/487431320314576937/bd64361e4ba6313d561d54e78c9e7171.png"
\ No newline at end of file
diff --git a/README.md b/README.md
index 3492919..f4a7c74 100644
--- a/README.md
+++ b/README.md
@@ -2,12 +2,12 @@
 
 This action parses a GitHub release and posts it to a Discord channel via a Discord webhook.
 ## Configuration
-| Variable    | Required | Default                                                                                                   | Description                                 |
-|-------------|----------|----------------------------------------------------------------------------------------------------------------|---------------------------------------------|
+| Variable   | Required | Default                                                                                                   | Description                                |
+|------------|----------|----------------------------------------------------------------------------------------------------------------|--------------------------------------------|
 | webhook_url | ✔      |                                                                                                                | Discord's webhook url. Use GH repo secrets. |
-| colour      | ❌       | "2105893"                                                                                                      | Decimal colour value for embed.             |
-| username    | ❌       | "Release Changelog"                                                                                            | String username for webhook.                |
-| avatar_url  | ❌       | ["Profile Picture"](https://cdn.discordapp.com/avatars/487431320314576937/bd64361e4ba6313d561d54e78c9e7171.png) | String url to webhook avatar picture.       |
+| color      | ❌       | "2105893"                                                                                                      | Decimal color value for embed.             |
+| username   | ❌       | "Release Changelog"                                                                                            | String username for webhook.               |
+| avatar_url | ❌       | ["Profile Picture"](https://cdn.discordapp.com/avatars/487431320314576937/bd64361e4ba6313d561d54e78c9e7171.png) | String url to webhook avatar picture.      |
 
 
 ## Output
@@ -31,7 +31,7 @@ jobs:
         id: release
         with:
           webhook_url: ${{ secrets.WEBHOOK_URL }}
-          colour: "2105893"
+          color: "2105893"
           username: "Release Changelog"
           avatar_url: "https://cdn.discordapp.com/avatars/487431320314576937/bd64361e4ba6313d561d54e78c9e7171.png"
 ```
\ No newline at end of file
diff --git a/action.yml b/action.yml
index 6c414de..3c2a762 100644
--- a/action.yml
+++ b/action.yml
@@ -5,8 +5,8 @@ inputs:
   webhook_url:
     description: Discord's webhook url. Use GH repo secrets.
     required: true
-  colour:
-    description: Decimal colour value for embed.
+  color:
+    description: Decimal color value for embed.
     required: false
     default: '2105893'
   username:
diff --git a/index.js b/index.js
index 4aa20ca..ae01fcd 100644
--- a/index.js
+++ b/index.js
@@ -17,7 +17,7 @@ async function getContext () {
 async function run () {
     try {
         const webhookUrl = core.getInput('webhook_url')
-        const colour = core.getInput('colour')
+        const color = core.getInput('color')
         const username = core.getInput('username')
         const avatarUrl = core.getInput('avatar_url')
 
@@ -41,7 +41,7 @@ async function run () {
         const embedMsg = {
             title: `Release ${content.version}`,
             url: content.html_url,
-            color: colour,
+            color: color,
             description: description,
         }