diff --git a/README.md b/README.md
index 075d0cdc..8449c570 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![build-test](https://github.com/act10ns/slack/workflows/build-test/badge.svg)
 
-# Slack messages for GitHub Action workflows, jobs and steps
+# Slack messages for GitHub Actions workflows, jobs and steps
 
 A simple and flexible Slack integration with GitHub Actions.
 
diff --git a/__tests__/fixtures/create.json b/__tests__/fixtures/create.json
index 63081a93..a9a5717b 100644
--- a/__tests__/fixtures/create.json
+++ b/__tests__/fixtures/create.json
@@ -14,7 +14,7 @@
   "base_ref": "",
   "event_name": "create",
   "event": {
-    "description": "Slack messages for GitHub Action workflows, jobs and steps",
+    "description": "Slack messages for GitHub Actions workflows, jobs and steps",
     "master_branch": "master",
     "organization": {
       "avatar_url": "https://avatars1.githubusercontent.com/u/65077766?v=4",
@@ -49,7 +49,7 @@
       "created_at": "2020-05-09T14:04:36Z",
       "default_branch": "master",
       "deployments_url": "https://api.github.com/repos/act10ns/slack/deployments",
-      "description": "Slack messages for GitHub Action workflows, jobs and steps",
+      "description": "Slack messages for GitHub Actions workflows, jobs and steps",
       "disabled": false,
       "downloads_url": "https://api.github.com/repos/act10ns/slack/downloads",
       "events_url": "https://api.github.com/repos/act10ns/slack/events",
diff --git a/__tests__/fixtures/delete.json b/__tests__/fixtures/delete.json
index 45376a83..f675219d 100644
--- a/__tests__/fixtures/delete.json
+++ b/__tests__/fixtures/delete.json
@@ -47,7 +47,7 @@
       "created_at": "2020-05-09T14:04:36Z",
       "default_branch": "master",
       "deployments_url": "https://api.github.com/repos/act10ns/slack/deployments",
-      "description": "Slack messages for GitHub Action workflows, jobs and steps",
+      "description": "Slack messages for GitHub Actions workflows, jobs and steps",
       "disabled": false,
       "downloads_url": "https://api.github.com/repos/act10ns/slack/downloads",
       "events_url": "https://api.github.com/repos/act10ns/slack/events",
diff --git a/__tests__/fixtures/merge.json b/__tests__/fixtures/merge.json
index 7f553308..61b81e95 100644
--- a/__tests__/fixtures/merge.json
+++ b/__tests__/fixtures/merge.json
@@ -97,7 +97,7 @@
     "created_at": 1589033076,
     "default_branch": "master",
     "deployments_url": "https://api.github.com/repos/act10ns/slack/deployments",
-    "description": "Slack messages for GitHub Action workflows, jobs and steps",
+    "description": "Slack messages for GitHub Actions workflows, jobs and steps",
     "disabled": false,
     "downloads_url": "https://api.github.com/repos/act10ns/slack/downloads",
     "events_url": "https://api.github.com/repos/act10ns/slack/events",
diff --git a/__tests__/fixtures/pull_request.json b/__tests__/fixtures/pull_request.json
index 85d15746..25043085 100644
--- a/__tests__/fixtures/pull_request.json
+++ b/__tests__/fixtures/pull_request.json
@@ -80,7 +80,7 @@
           "created_at": "2020-05-09T14:04:36Z",
           "default_branch": "master",
           "deployments_url": "https://api.github.com/repos/act10ns/slack/deployments",
-          "description": "Slack messages for GitHub Action workflows, jobs and steps",
+          "description": "Slack messages for GitHub Actions workflows, jobs and steps",
           "disabled": false,
           "downloads_url": "https://api.github.com/repos/act10ns/slack/downloads",
           "events_url": "https://api.github.com/repos/act10ns/slack/events",
@@ -216,7 +216,7 @@
           "created_at": "2020-05-09T14:04:36Z",
           "default_branch": "master",
           "deployments_url": "https://api.github.com/repos/act10ns/slack/deployments",
-          "description": "Slack messages for GitHub Action workflows, jobs and steps",
+          "description": "Slack messages for GitHub Actions workflows, jobs and steps",
           "disabled": false,
           "downloads_url": "https://api.github.com/repos/act10ns/slack/downloads",
           "events_url": "https://api.github.com/repos/act10ns/slack/events",
@@ -386,7 +386,7 @@
       "created_at": "2020-05-09T14:04:36Z",
       "default_branch": "master",
       "deployments_url": "https://api.github.com/repos/act10ns/slack/deployments",
-      "description": "Slack messages for GitHub Action workflows, jobs and steps",
+      "description": "Slack messages for GitHub Actions workflows, jobs and steps",
       "disabled": false,
       "downloads_url": "https://api.github.com/repos/act10ns/slack/downloads",
       "events_url": "https://api.github.com/repos/act10ns/slack/events",
diff --git a/__tests__/fixtures/push.json b/__tests__/fixtures/push.json
index cfdd740f..4a3ed670 100644
--- a/__tests__/fixtures/push.json
+++ b/__tests__/fixtures/push.json
@@ -148,7 +148,7 @@
       "created_at": 1589033076,
       "default_branch": "master",
       "deployments_url": "https://api.github.com/repos/act10ns/slack/deployments",
-      "description": "GitHub Action for Slack",
+      "description": "GitHub Actions for Slack",
       "disabled": false,
       "downloads_url": "https://api.github.com/repos/act10ns/slack/downloads",
       "events_url": "https://api.github.com/repos/act10ns/slack/events",
diff --git a/__tests__/fixtures/release.json b/__tests__/fixtures/release.json
index 72275933..d6441a36 100644
--- a/__tests__/fixtures/release.json
+++ b/__tests__/fixtures/release.json
@@ -69,7 +69,7 @@
     "created_at": "2020-05-09T14:04:36Z",
     "default_branch": "master",
     "deployments_url": "https://api.github.com/repos/act10ns/slack/deployments",
-    "description": "Slack messages for GitHub Action workflows, jobs and steps",
+    "description": "Slack messages for GitHub Actions workflows, jobs and steps",
     "disabled": false,
     "downloads_url": "https://api.github.com/repos/act10ns/slack/downloads",
     "events_url": "https://api.github.com/repos/act10ns/slack/events",
diff --git a/__tests__/fixtures/workflow_dispatch.json b/__tests__/fixtures/workflow_dispatch.json
index d77a417e..8e9baf7a 100644
--- a/__tests__/fixtures/workflow_dispatch.json
+++ b/__tests__/fixtures/workflow_dispatch.json
@@ -31,7 +31,7 @@
     "created_at": "2020-05-09T14:04:36Z",
     "default_branch": "master",
     "deployments_url": "https://api.github.com/repos/act10ns/slack/deployments",
-    "description": "Slack messages for GitHub Action workflows, jobs and steps",
+    "description": "Slack messages for GitHub Actions workflows, jobs and steps",
     "disabled": false,
     "downloads_url": "https://api.github.com/repos/act10ns/slack/downloads",
     "events_url": "https://api.github.com/repos/act10ns/slack/events",