diff --git a/.github/workflows/master.yml b/.github/workflows/master.yml
index 3f9f0966f7e..0578b1cf9eb 100644
--- a/.github/workflows/master.yml
+++ b/.github/workflows/master.yml
@@ -1,8 +1,8 @@
-name: Master workflows
+name: Main workflows
 on:
   push:
     branches:
-      - master
+      - main
 
 jobs:
   benchmark:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 1433880cdd2..353b644b5a8 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -22,7 +22,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2.3.4
         with:
-          ref: master
+          ref: main
       - uses: actions/checkout@v2.3.4
         with:
           ref: gh-pages
diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 142c2206bb5..e14f7ea509e 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -1,10 +1,10 @@
 on:
   pull_request:
     branches:
-      - master
+      - main
   push:
     branches:
-      - master
+      - main
 
 name: Continuous integration
 
diff --git a/.github/workflows/test262.yml b/.github/workflows/test262.yml
index e64d47a2dbb..27e83e56dd5 100644
--- a/.github/workflows/test262.yml
+++ b/.github/workflows/test262.yml
@@ -2,12 +2,12 @@ name: EcmaScript official test suite (test262)
 on:
   push:
     branches:
-      - master
+      - main
     tags:
       - v*
   pull_request:
     branches:
-      - master
+      - main
 
 jobs:
   run_test262:
@@ -55,7 +55,7 @@ jobs:
         shell: bash
         run: |
           cd boa
-          comment="$(./target/release/boa_tester compare ../gh-pages/test262/refs/heads/master/latest.json ../results/test262/pull/latest.json -m)"
+          comment="$(./target/release/boa_tester compare ../gh-pages/test262/refs/heads/main/latest.json ../results/test262/pull/latest.json -m)"
           comment="${comment//'%'/'%25'}"
           comment="${comment//$'\n'/'%0A'}"
           comment="${comment//$'\r'/'%0D'}"
diff --git a/.github/workflows/webassembly.yml b/.github/workflows/webassembly.yml
index 4b7e90ba2ff..485d4ca1d4a 100644
--- a/.github/workflows/webassembly.yml
+++ b/.github/workflows/webassembly.yml
@@ -1,10 +1,10 @@
 on:
   pull_request:
     branches:
-      - master
+      - main
   push:
     branches:
-      - master
+      - main
 
 name: Webassembly demo
 
diff --git a/README.md b/README.md
index 0f6f50a7e3e..4f63a6d8a7b 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@ This is an experimental Javascript lexer, parser and interpreter written in Rust
 Currently, it has support for some of the language.
 
 [![Build Status][build_badge]][build_link]
-[![codecov](https://codecov.io/gh/boa-dev/boa/branch/master/graph/badge.svg)](https://codecov.io/gh/boa-dev/boa)
+[![codecov](https://codecov.io/gh/boa-dev/boa/branch/main/graph/badge.svg)](https://codecov.io/gh/boa-dev/boa)
 [![](http://meritbadge.herokuapp.com/boa)](https://crates.io/crates/boa)
 [![](https://docs.rs/Boa/badge.svg)](https://docs.rs/Boa/)
 ![Discord](https://img.shields.io/discord/595323158140158003?logo=discord)
diff --git a/boa/src/lib.rs b/boa/src/lib.rs
index 1f1100dc791..841c70c7f2f 100644
--- a/boa/src/lib.rs
+++ b/boa/src/lib.rs
@@ -9,8 +9,8 @@ This is an experimental Javascript lexer, parser and compiler written in Rust. C
 **/
 
 #![doc(
-    html_logo_url = "https://raw.githubusercontent.com/jasonwilliams/boa/master/assets/logo.svg",
-    html_favicon_url = "https://raw.githubusercontent.com/jasonwilliams/boa/master/assets/logo.svg"
+    html_logo_url = "https://raw.githubusercontent.com/boa-dev/boa/main/assets/logo.svg",
+    html_favicon_url = "https://raw.githubusercontent.com/boa-dev/boa/main/assets/logo.svg"
 )]
 #![deny(
     clippy::all,
diff --git a/boa_tester/src/main.rs b/boa_tester/src/main.rs
index c5d5708d4f7..a19c0db091f 100644
--- a/boa_tester/src/main.rs
+++ b/boa_tester/src/main.rs
@@ -3,8 +3,8 @@
 //! This crate will run the full ECMAScript test suite (Test262) and report compliance of the
 //! `boa` context.
 #![doc(
-    html_logo_url = "https://raw.githubusercontent.com/jasonwilliams/boa/master/assets/logo.svg",
-    html_favicon_url = "https://raw.githubusercontent.com/jasonwilliams/boa/master/assets/logo.svg"
+    html_logo_url = "https://raw.githubusercontent.com/boa-dev/boa/main/assets/logo.svg",
+    html_favicon_url = "https://raw.githubusercontent.com/boa-dev/boa/main/assets/logo.svg"
 )]
 #![deny(
     unused_qualifications,
diff --git a/boa_tester/src/results.rs b/boa_tester/src/results.rs
index 86c6055cdcb..cff3b14d1bc 100644
--- a/boa_tester/src/results.rs
+++ b/boa_tester/src/results.rs
@@ -151,7 +151,7 @@ fn update_gh_pages_repo(path: &Path, verbose: u8) {
             .expect("could not update GitHub Pages");
 
         // Copy the full results file
-        let from = Path::new("../gh-pages/test262/refs/heads/master/").join(RESULTS_FILE_NAME);
+        let from = Path::new("../gh-pages/test262/refs/heads/main/").join(RESULTS_FILE_NAME);
         let to = path.join(RESULTS_FILE_NAME);
 
         if verbose != 0 {
@@ -162,7 +162,7 @@ fn update_gh_pages_repo(path: &Path, verbose: u8) {
             );
         }
 
-        fs::copy(from, to).expect("could not copy the master results file");
+        fs::copy(from, to).expect("could not copy the main results file");
     }
 }
 
@@ -219,7 +219,7 @@ pub(crate) fn compare_results(base: &Path, new: &Path, markdown: bool) {
         }
 
         println!("### Test262 conformance changes:");
-        println!("| Test result | master count | PR count | difference |");
+        println!("| Test result | main count | PR count | difference |");
         println!("| :---------: | :----------: | :------: | :--------: |");
         println!(
             "| Total | {} | {} | {} |",
@@ -329,7 +329,7 @@ pub(crate) fn compare_results(base: &Path, new: &Path, markdown: bool) {
         }
     } else {
         println!("Test262 conformance changes:");
-        println!("| Test result | master |    PR   | difference |");
+        println!("| Test result | main |    PR   | difference |");
         println!(
             "|    Passed   | {:^6} | {:^5} | {:^10} |",
             base_passed,
@@ -426,7 +426,7 @@ fn compute_result_diff(
         {
             let test_name = format!(
                 "test/{}/{}.js {}(previously {:?})",
-                base.strip_prefix("../gh-pages/test262/refs/heads/master/latest.json")
+                base.strip_prefix("../gh-pages/test262/refs/heads/main/latest.json")
                     .expect("error removing prefix")
                     .display(),
                 new_test.name,