diff --git a/tests/any/anytest.cpp b/tests/any/anytest.cpp
index dc5fb4a7c8..193d7d1f39 100644
--- a/tests/any/anytest.cpp
+++ b/tests/any/anytest.cpp
@@ -40,7 +40,7 @@ private:
         // FIXME: One of these tests might result in heap corruption under PPC
         //        OS X, disable them to at least allow the subsequent tests to
         //        run as otherwise the test program just crashes.
-#ifdef __WXOSX__
+#ifndef __WXOSX__
         CPPUNIT_TEST( Null );
         CPPUNIT_TEST( wxVariantConversions );
         CPPUNIT_TEST( CustomTemplateSpecialization );