diff --git a/README.Rmd b/README.Rmd
index 6a72e1b..73e08a0 100644
--- a/README.Rmd
+++ b/README.Rmd
@@ -7,7 +7,7 @@
 
 [![CRAN status](https://www.r-pkg.org/badges/version/revealjs)](https://CRAN.R-project.org/package=revealjs)
 [![R-CMD-check](https://github.com/rstudio/revealjs/workflows/R-CMD-check/badge.svg)](https://github.com/rstudio/revealjs/actions)
-[![revealjs](https://img.shields.io/badge/revealjs-`r revealjs:::revealjs_version()`-yellow)](https://github.com/rstudio/revealjs/tree/master/inst/reveal.js-`r revealjs:::revealjs_version()`)
+[![revealjs](https://img.shields.io/badge/revealjs-`r revealjs:::revealjs_version()`-yellow)](https://github.com/rstudio/revealjs/tree/main/inst/reveal.js-`r revealjs:::revealjs_version()`)
 
 <!-- badges: end -->
 
diff --git a/README.md b/README.md
index b9fa44b..aa92ef5 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@
 [![CRAN
 status](https://www.r-pkg.org/badges/version/revealjs)](https://CRAN.R-project.org/package=revealjs)
 [![R-CMD-check](https://github.com/rstudio/revealjs/workflows/R-CMD-check/badge.svg)](https://github.com/rstudio/revealjs/actions)
-[![revealjs](https://img.shields.io/badge/revealjs-4.1.2-yellow)](https://github.com/rstudio/revealjs/tree/master/inst/reveal.js-4.1.2)
+[![revealjs](https://img.shields.io/badge/revealjs-4.1.2-yellow)](https://github.com/rstudio/revealjs/tree/main/inst/reveal.js-4.1.2)
 
 <!-- badges: end -->
 
diff --git a/vignettes/articles/examples.Rmd b/vignettes/articles/examples.Rmd
index 69b4ac7..9325685 100644
--- a/vignettes/articles/examples.Rmd
+++ b/vignettes/articles/examples.Rmd
@@ -16,4 +16,4 @@
 examples(yml = "examples.yml")
 ```
 
-**blogdown** repo contains an example on how to dynamically generate the `example.yml` taking screenshot of the featured examples. See [`example.Rmd`](https://github.com/rstudio/blogdown/blob/master/vignettes/articles/examples.Rmd) in the repository.
+**blogdown** repo contains an example on how to dynamically generate the `example.yml` taking screenshot of the featured examples. See [`example.Rmd`](https://github.com/rstudio/blogdown/blob/main/vignettes/articles/examples.Rmd) in the repository.