diff --git a/.drone.yml b/.drone.yml
index f7b38fa..fe378cf 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -14,7 +14,7 @@ steps:
 
 trigger:
   ref:
-  - refs/heads/master
+  - refs/heads/main
   - refs/pull/**
   - refs/tags/**
 
@@ -50,7 +50,7 @@ steps:
     DOCKER_AUTOTAG_VERSION: ${DRONE_TAG}
   when:
     ref:
-    - refs/heads/master
+    - refs/heads/main
     - refs/tags/**
   depends_on:
   - dryrun
@@ -66,7 +66,7 @@ steps:
       from_secret: docker_username
   when:
     ref:
-    - refs/heads/master
+    - refs/heads/main
     - refs/tags/**
   depends_on:
   - tags
@@ -83,7 +83,7 @@ steps:
       from_secret: quay_username
   when:
     ref:
-    - refs/heads/master
+    - refs/heads/main
     - refs/tags/**
   depends_on:
   - tags
@@ -106,7 +106,7 @@ steps:
 
 trigger:
   ref:
-  - refs/heads/master
+  - refs/heads/main
   - refs/pull/**
   - refs/tags/**
 
@@ -168,7 +168,7 @@ steps:
 
 trigger:
   ref:
-  - refs/heads/master
+  - refs/heads/main
   - refs/tags/**
   status:
   - success
@@ -179,6 +179,6 @@ depends_on:
 
 ---
 kind: signature
-hmac: df5bd1f12ae8e15e085313e48bd4dbd43cbc07870fcceb45140e1e73828c1bf5
+hmac: e4518ae0822f4377a1a0a134be40312afdfa596b1062a6f20843a6d3c74a01c0
 
 ...
diff --git a/README.md b/README.md
index b9460c5..c7b2468 100644
--- a/README.md
+++ b/README.md
@@ -6,10 +6,10 @@ Custom image for nginx HTTP server
 [![Docker Hub](https://img.shields.io/badge/dockerhub-latest-blue.svg?logo=docker&logoColor=white)](https://hub.docker.com/r/thegeeklab/nginx)
 [![Quay.io](https://img.shields.io/badge/quay-latest-blue.svg?logo=docker&logoColor=white)](https://quay.io/repository/thegeeklab/nginx)
 [![Source: Gitea](https://img.shields.io/badge/source-gitea-blue.svg?logo=gitea&logoColor=white)](https://gitea.rknet.org/docker/nginx)
-[![License: MIT](https://img.shields.io/badge/license-MIT-blue.svg)](https://gitea.rknet.org/docker/nginx/src/branch/master/LICENSE)
+[![License: MIT](https://img.shields.io/badge/license-MIT-blue.svg)](https://gitea.rknet.org/docker/nginx/src/branch/main/LICENSE)
 
 Custom rootless Docker base image for nginx based on Alpine. The pre-configured non-root user is a system user named `nginx` with the UID `101`. There is also a primary group with the same values.
 
 ## License
 
-This project is licensed under the MIT License - see the [LICENSE](https://gitea.rknet.org/docker/nginx/src/branch/master/LICENSE) file for details.
+This project is licensed under the MIT License - see the [LICENSE](https://gitea.rknet.org/docker/nginx/src/branch/main/LICENSE) file for details.