diff --git a/.drone.jsonnet b/.drone.jsonnet
index 2a63621..7c117a8 100644
--- a/.drone.jsonnet
+++ b/.drone.jsonnet
@@ -52,7 +52,7 @@ local PipelineLint = {
     },
   ],
   trigger: {
-    ref: ['refs/heads/master', 'refs/tags/**', 'refs/pull/**'],
+    ref: ['refs/heads/main', 'refs/tags/**', 'refs/pull/**'],
   },
 };
 
@@ -99,7 +99,7 @@ local PipelineTest = {
     'lint',
   ],
   trigger: {
-    ref: ['refs/heads/master', 'refs/tags/**', 'refs/pull/**'],
+    ref: ['refs/heads/main', 'refs/tags/**', 'refs/pull/**'],
   },
 };
 
@@ -130,7 +130,7 @@ local PipelineSecurity = {
     'test',
   ],
   trigger: {
-    ref: ['refs/heads/master', 'refs/tags/**', 'refs/pull/**'],
+    ref: ['refs/heads/main', 'refs/tags/**', 'refs/pull/**'],
   },
 };
 
@@ -194,7 +194,7 @@ local PipelineBuildPackage = {
     'security',
   ],
   trigger: {
-    ref: ['refs/heads/master', 'refs/tags/**', 'refs/pull/**'],
+    ref: ['refs/heads/main', 'refs/tags/**', 'refs/pull/**'],
   },
 };
 
@@ -226,7 +226,7 @@ local PipelineNotifications = {
     'build-package',
   ],
   trigger: {
-    ref: ['refs/heads/master', 'refs/tags/**'],
+    ref: ['refs/heads/main', 'refs/tags/**'],
     status: ['success', 'failure'],
   },
 };
diff --git a/.drone.yml b/.drone.yml
index 8f7d384..cdee536 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -32,7 +32,7 @@ image_pull_secrets:
 
 trigger:
   ref:
-  - refs/heads/master
+  - refs/heads/main
   - refs/tags/**
   - refs/pull/**
 
@@ -118,7 +118,7 @@ image_pull_secrets:
 
 trigger:
   ref:
-  - refs/heads/master
+  - refs/heads/main
   - refs/tags/**
   - refs/pull/**
 
@@ -149,7 +149,7 @@ image_pull_secrets:
 
 trigger:
   ref:
-  - refs/heads/master
+  - refs/heads/main
   - refs/tags/**
   - refs/pull/**
 
@@ -212,7 +212,7 @@ image_pull_secrets:
 
 trigger:
   ref:
-  - refs/heads/master
+  - refs/heads/main
   - refs/tags/**
   - refs/pull/**
 
@@ -250,7 +250,7 @@ image_pull_secrets:
 
 trigger:
   ref:
-  - refs/heads/master
+  - refs/heads/main
   - refs/tags/**
   status:
   - success
@@ -261,6 +261,6 @@ depends_on:
 
 ---
 kind: signature
-hmac: 6ea9eef02934efbc69c11c53dabe8d0019ebc74e1a0f61348379ea2c30132438
+hmac: ad1db2d5b56fbb3a9573f53f3a79f17c0d6775347b44572182bf60d89b577717
 
 ...
diff --git a/.github/settings.yml b/.github/settings.yml
index e65bebe..3c9d7f0 100644
--- a/.github/settings.yml
+++ b/.github/settings.yml
@@ -10,7 +10,7 @@ repository:
   has_wiki: false
   has_downloads: false
 
-  default_branch: master
+  default_branch: main
 
   allow_squash_merge: true
   allow_merge_commit: true
@@ -46,7 +46,7 @@ labels:
     description: This will not be worked on
 
 branches:
-  - name: master
+  - name: main
     protection:
       required_pull_request_reviews: null
       required_status_checks:
diff --git a/README.md b/README.md
index 91dabfc..f5546ed 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@
 [![PyPi Release](https://img.shields.io/pypi/v/certbot-dns-corenetworks.svg)](https://pypi.org/project/certbot-dns-corenetworks/)
 [![Codecov](https://img.shields.io/codecov/c/github/thegeeklab/certbot-dns-corenetworks)](https://codecov.io/gh/thegeeklab/certbot-dns-corenetworks)
 [![GitHub contributors](https://img.shields.io/github/contributors/thegeeklab/certbot-dns-corenetworks)](https://github.com/thegeeklab/certbot-dns-corenetworks/graphs/contributors)
-[![License: MIT](https://img.shields.io/github/license/thegeeklab/certbot-dns-corenetworks)](https://github.com/thegeeklab/certbot-dns-corenetworks/blob/master/LICENSE)
+[![License: MIT](https://img.shields.io/github/license/thegeeklab/certbot-dns-corenetworks)](https://github.com/thegeeklab/certbot-dns-corenetworks/blob/main/LICENSE)
 
 ## Install
 
@@ -60,4 +60,4 @@ please see the [instructions](https://github.com/thegeeklab/certbot-dns-corenetw
 
 ## License
 
-This project is licensed under the MIT License - see the [LICENSE](https://github.com/thegeeklab/certbot-dns-corenetworks/blob/master/LICENSE) file for details.
+This project is licensed under the MIT License - see the [LICENSE](https://github.com/thegeeklab/certbot-dns-corenetworks/blob/main/LICENSE) file for details.