diff --git a/.circleci/config.yml b/.circleci/config.yml
index ab814845..65740387 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -246,7 +246,7 @@ common-steps:
         cp ~/debbuild/packaging/*.deb ./workstation/${PLATFORM}/
         git add workstation/${PLATFORM}/*.deb
         git commit -m "Automated SecureDrop workstation build"
-        git push origin master
+        git push origin main
 
   - &sign_rpm
     run:
@@ -269,7 +269,7 @@ common-steps:
         git add workstation/dom0/f25/*.rpm
         git commit -m "Automated SecureDrop workstation build"
 
-        git push origin master
+        git push origin main
 
   - &buildrpm
     run:
@@ -546,7 +546,7 @@ workflows:
           filters:
             branches:
               only:
-                - master
+                - main
     jobs:
       - build-nightly-buster-securedrop-client
       - build-nightly-buster-securedrop-proxy:
diff --git a/README.md b/README.md
index 53b41c7c..6f3a0aae 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # SecureDrop Debian Packaging
 
-[![CircleCI](https://circleci.com/gh/freedomofpress/securedrop-debian-packaging/tree/master.svg?style=svg)](https://circleci.com/gh/freedomofpress/securedrop-debian-packaging/tree/master)
+[![CircleCI](https://circleci.com/gh/freedomofpress/securedrop-debian-packaging/tree/main.svg?style=svg)](https://circleci.com/gh/freedomofpress/securedrop-debian-packaging/tree/main)
 
 This repository contains the packaging files and tooling for building Debian packages for projects for the alpha [SecureDrop Workstation](https://github.com/freedomofpress/securedrop-workstation) based on Qubes OS. Packages are placed on `apt-test-qubes.freedom.press` for installation in Debian-based TemplateVMs. These packages are not yet ready for use in a production environment.
 
@@ -32,7 +32,7 @@ binary wheel files.
 
 Maintainers of `securedrop-client` and `securedrop-proxy` must ensure that
 the requirements files which are used for build of these packages (`build-requirements.txt`)
-using `make requirements` are kept up to date in latest `master` of those repositories.
+using `make requirements` are kept up to date in latest `main` of those repositories.
 
 If new dependencies were added in the `requirements.txt` of that
 repo that are not in the FPF PyPI mirror (https://pypi.securedrop.org/), then the maintainer needs
diff --git a/devops/ci-sign-rpm b/devops/ci-sign-rpm
index e274a1b7..6c239855 100755
--- a/devops/ci-sign-rpm
+++ b/devops/ci-sign-rpm
@@ -1,7 +1,7 @@
 set -u
 set -e
 
-# Same version as: https://github.com/freedomofpress/securedrop-workstation/blob/master/scripts/build-dom0-rpm#L10
+# Same version as: https://github.com/freedomofpress/securedrop-workstation/blob/main/scripts/build-dom0-rpm#L10
 export FEDORA_PKGR_VER=0.6.0.1-1.fc25
 export USER_RPMDIR="/home/circleci/packaging/securedrop-workstation/rpm-build"
 export CI_DEVOPS_FOLDER="/home/circleci/project/devops"