diff --git a/dotnet/src/build/GitHub.Copilot.SDK.targets b/dotnet/src/build/GitHub.Copilot.SDK.targets
index 20afd815..b60b9a58 100644
--- a/dotnet/src/build/GitHub.Copilot.SDK.targets
+++ b/dotnet/src/build/GitHub.Copilot.SDK.targets
@@ -22,6 +22,8 @@
     <_CopilotPlatform Condition="'$(_CopilotRid)' == 'linux-arm64'">linux-arm64</_CopilotPlatform>
     <_CopilotPlatform Condition="'$(_CopilotRid)' == 'osx-x64'">darwin-x64</_CopilotPlatform>
     <_CopilotPlatform Condition="'$(_CopilotRid)' == 'osx-arm64'">darwin-arm64</_CopilotPlatform>
+    <_CopilotPlatform Condition="'$(_CopilotRid)' == 'maccatalyst-x64'">darwin-x64</_CopilotPlatform>
+    <_CopilotPlatform Condition="'$(_CopilotRid)' == 'maccatalyst-arm64'">darwin-arm64</_CopilotPlatform>
     <_CopilotBinary Condition="$(_CopilotRid.StartsWith('win-'))">copilot.exe</_CopilotBinary>
     <_CopilotBinary Condition="'$(_CopilotBinary)' == ''">copilot</_CopilotBinary>
   </PropertyGroup>