diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 03eb9e733..f48ff339a 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -17,7 +17,7 @@ This repository's focus is on the development of Moq (i.e. fixing bugs and impro
 
 ## Submitting a bug report (as an issue)
 
-If you think you've found a bug, please start by searching [the changelog](https://github.com/moq/moq4/blob/master/CHANGELOG.md) and [GitHub issues](https://github.com/moq/moq4/issues) (both open and closed ones!) to see if the problem has already been addressed or documented in any way.
+If you think you've found a bug, please start by searching [the changelog](https://github.com/moq/moq4/blob/main/CHANGELOG.md) and [GitHub issues](https://github.com/moq/moq4/issues) (both open and closed ones!) to see if the problem has already been addressed or documented in any way.
 
 If you find nothing of relevance, [open a new issue](https://github.com/moq/moq4/issues/new).
 
diff --git a/src/Moq/Moq.csproj b/src/Moq/Moq.csproj
index 28485bbaf..92e15b151 100644
--- a/src/Moq/Moq.csproj
+++ b/src/Moq/Moq.csproj
@@ -29,10 +29,10 @@
 		<PackageId>Moq</PackageId>
 		<Title>Moq: an enjoyable mocking library</Title>
 		<Description>Moq is the most popular and friendly mocking framework for .NET.</Description>
-		<PackageReleaseNotes>A changelog is available at https://github.com/moq/moq4/blob/master/CHANGELOG.md.</PackageReleaseNotes>
+		<PackageReleaseNotes>A changelog is available at https://github.com/moq/moq4/blob/main/CHANGELOG.md.</PackageReleaseNotes>
 		<Authors>Daniel Cazzulino, kzu</Authors>
 		<PackageIcon>moq.png</PackageIcon>
-		<PackageLicenseUrl>https://raw.githubusercontent.com/moq/moq4/master/License.txt</PackageLicenseUrl>
+		<PackageLicenseUrl>https://raw.githubusercontent.com/moq/moq4/main/License.txt</PackageLicenseUrl>
 		<PackageRequireLicenseAcceptance>False</PackageRequireLicenseAcceptance>
 		<NoPackageAnalysis>True</NoPackageAnalysis>
 		<PackageOutputPath>$(OutputDirectory)</PackageOutputPath>