diff --git a/src/Ookii.CommandLine/Ookii.CommandLine.csproj b/src/Ookii.CommandLine/Ookii.CommandLine.csproj
index 9e0d311..88e97b2 100644
--- a/src/Ookii.CommandLine/Ookii.CommandLine.csproj
+++ b/src/Ookii.CommandLine/Ookii.CommandLine.csproj
@@ -26,7 +26,7 @@ library for .Net applications.
 - Supports PowerShell-like and POSIX-like parsing rules.
 - Trim-friendly</Description>
     <PackageTags>command line arguments parsing parser parse argument args console</PackageTags>
-    <PackageReleaseNotes>This version contains breaking changes compared to version 2.x. For details, please view: https://www.ookii.org/Link/CommandLineVersionHistory</PackageReleaseNotes>
+    <PackageReleaseNotes>This version contains breaking changes compared to version 2.x and 3.x. For details, please view: https://www.ookii.org/Link/CommandLineVersionHistory</PackageReleaseNotes>
     <IncludeSymbols>true</IncludeSymbols>
     <SymbolPackageFormat>snupkg</SymbolPackageFormat>
     <PackageIcon>icon.png</PackageIcon>