diff --git a/.github/workflows/build-and-test.yml b/.github/workflows/build-and-test.yml
index 8d7d9ff..96f026c 100644
--- a/.github/workflows/build-and-test.yml
+++ b/.github/workflows/build-and-test.yml
@@ -3,7 +3,7 @@ name: Build and test Docker image
 on:
   pull_request:
     branches:
-      - master
+      - main
     paths-ignore:
       - './**/*.md'
       - 'LICENSE'
diff --git a/.github/workflows/linter.yml b/.github/workflows/linter.yml
index ff1dfd8..840b2d1 100644
--- a/.github/workflows/linter.yml
+++ b/.github/workflows/linter.yml
@@ -3,7 +3,7 @@ name: Lint Code
 on:
   pull_request:
     branches:
-      - master
+      - main
 
 jobs:
   lint:
@@ -21,5 +21,5 @@ jobs:
           VALIDATE_ALL_CODEBASE: false
           VALIDATE_DOCKERFILE_HADOLINT: true
           VALIDATE_BASH: true
-          DEFAULT_BRANCH: master
+          DEFAULT_BRANCH: main
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 9a66d47..2fc412f 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -3,7 +3,7 @@ name: Publish Docker image
 on:
   push:
     branches:
-      - master
+      - main
     paths-ignore:
       - './**/*.md'
       - 'LICENSE'