diff --git a/src/tests/Loader/classloader/StaticVirtualMethods/GenericContext/GenericContextTest/GenericContextTest.ilproj b/src/tests/Loader/classloader/StaticVirtualMethods/GenericContext/GenericContextTest/GenericContextTest.ilproj
index d184922c30934..9bc549cbbd666 100644
--- a/src/tests/Loader/classloader/StaticVirtualMethods/GenericContext/GenericContextTest/GenericContextTest.ilproj
+++ b/src/tests/Loader/classloader/StaticVirtualMethods/GenericContext/GenericContextTest/GenericContextTest.ilproj
@@ -1,7 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk.IL">
   <PropertyGroup>
-    <!-- Needed for mechanical merging of all remaining tests, this particular project may not actually need process isolation -->
+    <!-- Needed for GCStressIncompatible -->
     <RequiresProcessIsolation>true</RequiresProcessIsolation>
+    <GCStressIncompatible>true</GCStressIncompatible>
   </PropertyGroup>
   <PropertyGroup>
     <DebugType>Full</DebugType>
diff --git a/src/tests/Loader/classloader/StaticVirtualMethods/GenericContext/GenericContextTestDICallDI/GenericContextTestDICallDI.ilproj b/src/tests/Loader/classloader/StaticVirtualMethods/GenericContext/GenericContextTestDICallDI/GenericContextTestDICallDI.ilproj
index e853b55138704..01b50592b37ea 100644
--- a/src/tests/Loader/classloader/StaticVirtualMethods/GenericContext/GenericContextTestDICallDI/GenericContextTestDICallDI.ilproj
+++ b/src/tests/Loader/classloader/StaticVirtualMethods/GenericContext/GenericContextTestDICallDI/GenericContextTestDICallDI.ilproj
@@ -1,7 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk.IL">
   <PropertyGroup>
-    <!-- Needed for mechanical merging of all remaining tests, this particular project may not actually need process isolation -->
+    <!-- Needed for GCStressIncompatible -->
     <RequiresProcessIsolation>true</RequiresProcessIsolation>
+    <GCStressIncompatible>true</GCStressIncompatible>
   </PropertyGroup>
   <PropertyGroup>
     <DebugType>Full</DebugType>
diff --git a/src/tests/Loader/classloader/StaticVirtualMethods/GenericContext/GenericContextTestDefaultImp/GenericContextTestDefaultImp.ilproj b/src/tests/Loader/classloader/StaticVirtualMethods/GenericContext/GenericContextTestDefaultImp/GenericContextTestDefaultImp.ilproj
index 66417af3bdd23..16adf3955c4dd 100644
--- a/src/tests/Loader/classloader/StaticVirtualMethods/GenericContext/GenericContextTestDefaultImp/GenericContextTestDefaultImp.ilproj
+++ b/src/tests/Loader/classloader/StaticVirtualMethods/GenericContext/GenericContextTestDefaultImp/GenericContextTestDefaultImp.ilproj
@@ -1,7 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk.IL">
   <PropertyGroup>
-    <!-- Needed for mechanical merging of all remaining tests, this particular project may not actually need process isolation -->
+    <!-- Needed for GCStressIncompatible -->
     <RequiresProcessIsolation>true</RequiresProcessIsolation>
+    <GCStressIncompatible>true</GCStressIncompatible>
   </PropertyGroup>
   <PropertyGroup>
     <DebugType>Full</DebugType>