diff --git a/src/libraries/tests.proj b/src/libraries/tests.proj
index 1f96f64327273..f32deab2d7b92 100644
--- a/src/libraries/tests.proj
+++ b/src/libraries/tests.proj
@@ -191,9 +191,6 @@
     <!-- Crashes on CI but passes locally https://github.com/dotnet/runtime/issues/52615 -->
     <ProjectExclusions Include="$(RepoRoot)\src\tests\FunctionalTests\iOS\Simulator\Interpreter\iOS.Simulator.Interpreter.Test.csproj" />
     <ProjectExclusions Include="$(RepoRoot)\src\tests\FunctionalTests\iOS\Simulator\InvariantCultureOnlyMode\iOS.Simulator.InvariantCultureOnlyMode.Test.csproj" />
-
-    <!-- No current support for AOT+LLVM on catalyst, so skip functional test -->
-    <ProjectExclusions Include="$(RepoRoot)\src\tests\FunctionalTests\iOS\Simulator\AOT-LLVM\**\*.Test.csproj" />
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetOS)' == 'MacCatalyst' and '$(TargetArchitecture)' == 'arm64' and '$(RunDisablediOSTests)' != 'true'">
diff --git a/src/tasks/AotCompilerTask/MonoAOTCompiler.props b/src/tasks/AotCompilerTask/MonoAOTCompiler.props
index 4f2721d7483ce..ca914c5c9639d 100644
--- a/src/tasks/AotCompilerTask/MonoAOTCompiler.props
+++ b/src/tasks/AotCompilerTask/MonoAOTCompiler.props
@@ -1,8 +1,10 @@
 <Project>
   <ItemGroup Condition="'$(TargetOS)' == 'iOS' or '$(TargetOS)' == 'iOSSimulator' or '$(TargetOS)' == 'tvOS' or '$(TargetOS)' == 'tvOSSimulator' or '$(TargetOS)' == 'MacCatalyst'">
-    <MonoAOTCompilerDefaultAotArguments Condition="'$(TargetArchitecture)' == 'arm64'" Include="mtriple=arm64-ios" />
+    <MonoAOTCompilerDefaultAotArguments Condition="'$(TargetArchitecture)' == 'arm64' and '$(TargetOS)' != 'MacCatalyst'" Include="mtriple=arm64-ios" />
+    <MonoAOTCompilerDefaultAotArguments Condition="'$(TargetArchitecture)' == 'arm64' and '$(TargetOS)' == 'MacCatalyst'" Include="mtriple=arm64-apple-ios14.2-macabi" />
     <MonoAOTCompilerDefaultAotArguments Condition="'$(TargetArchitecture)' == 'arm'" Include="mtriple=armv7-ios" />
-    <MonoAOTCompilerDefaultAotArguments Condition="'$(TargetArchitecture)' == 'x64'" Include="mtriple=x86_64-ios" />
+    <MonoAOTCompilerDefaultAotArguments Condition="'$(TargetArchitecture)' == 'x64' and '$(TargetOS)' != 'MacCatalyst'" Include="mtriple=x86_64-ios" />
+    <MonoAOTCompilerDefaultAotArguments Condition="'$(TargetArchitecture)' == 'x64' and '$(TargetOS)' == 'MacCatalyst'" Include="mtriple=x86_64-apple-ios13.5-macabi" />
     <MonoAOTCompilerDefaultAotArguments Condition="'$(TargetArchitecture)' == 'x86'" Include="mtriple=i386-ios" />
     <MonoAOTCompilerDefaultAotArguments Include="static" />
     <MonoAOTCompilerDefaultAotArguments Include="dwarfdebug" />