diff --git a/src/tests/JIT/IL_Conformance/Old/Conformance_Base/conv_ovf_i8_i.ilproj b/src/tests/JIT/IL_Conformance/Old/Conformance_Base/conv_ovf_i8_i.ilproj
index 9de794e1bb965..3083cfcebcafe 100644
--- a/src/tests/JIT/IL_Conformance/Old/Conformance_Base/conv_ovf_i8_i.ilproj
+++ b/src/tests/JIT/IL_Conformance/Old/Conformance_Base/conv_ovf_i8_i.ilproj
@@ -3,6 +3,7 @@
     <OutputType>Exe</OutputType>
     <CLRTestTargetUnsupported Condition="'$(TargetArchitecture)' == 'x64'">true</CLRTestTargetUnsupported>
     <CLRTestTargetUnsupported Condition="'$(TargetArchitecture)' == 'arm64'">true</CLRTestTargetUnsupported>
+    <CLRTestTargetUnsupported Condition="'$(TargetArchitecture)' == 'loongarch64'">true</CLRTestTargetUnsupported>
   </PropertyGroup>
   <PropertyGroup>
     <DebugType>PdbOnly</DebugType>