diff --git a/src/mono/wasm/debugger/DebuggerTestSuite/AssignmentTests.cs b/src/mono/wasm/debugger/DebuggerTestSuite/AssignmentTests.cs
index 16c61e13ba422..11302c923a8a3 100644
--- a/src/mono/wasm/debugger/DebuggerTestSuite/AssignmentTests.cs
+++ b/src/mono/wasm/debugger/DebuggerTestSuite/AssignmentTests.cs
@@ -38,6 +38,7 @@ public class AssignmentTests : DebuggerTestBase
         };
 
         [Theory]
+        [ActiveIssue("https://github.com/dotnet/runtime/issues/64188")]
         [MemberData("GetTestData")]
         async Task InspectVariableBeforeAndAfterAssignment(string clazz, JObject checkDefault, JObject checkValue)
         {