diff --git a/lldb/test/Shell/Expr/TestAnonNamespaceParamFunc.cpp b/lldb/test/Shell/Expr/TestAnonNamespaceParamFunc.cpp
index 1882be1b31a899..3d7b193dc6aaca 100644
--- a/lldb/test/Shell/Expr/TestAnonNamespaceParamFunc.cpp
+++ b/lldb/test/Shell/Expr/TestAnonNamespaceParamFunc.cpp
@@ -3,6 +3,8 @@
 // linkage. In this case, a function whose argument
 // is not legally usable outside this TU.
 
+// XFAIL: system-windows
+
 // RUN: %build %s -o %t
 // RUN: %lldb %t -o run -o "expression func(a)" -o exit | FileCheck %s