diff --git a/include/internal/catch_test_registry.hpp b/include/internal/catch_test_registry.hpp
index 269f48eb..51911a40 100644
--- a/include/internal/catch_test_registry.hpp
+++ b/include/internal/catch_test_registry.hpp
@@ -76,9 +76,9 @@ private:
 #ifdef CATCH_CONFIG_VARIADIC_MACROS
     ///////////////////////////////////////////////////////////////////////////////
     #define INTERNAL_CATCH_TESTCASE( ... ) \
-        static void INTERNAL_CATCH_UNIQUE_NAME( TestCaseFunction_catch_internal_ )(); \
-        namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &INTERNAL_CATCH_UNIQUE_NAME(  TestCaseFunction_catch_internal_ ), CATCH_INTERNAL_LINEINFO, Catch::NameAndDesc( __VA_ARGS__ ) ); }\
-        static void INTERNAL_CATCH_UNIQUE_NAME(  TestCaseFunction_catch_internal_ )()
+        static void INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ )(); \
+        namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &INTERNAL_CATCH_UNIQUE_NAME(  ____C_A_T_C_H____T_E_S_T____ ), CATCH_INTERNAL_LINEINFO, Catch::NameAndDesc( __VA_ARGS__ ) ); }\
+        static void INTERNAL_CATCH_UNIQUE_NAME(  ____C_A_T_C_H____T_E_S_T____ )()
 
     ///////////////////////////////////////////////////////////////////////////////
     #define INTERNAL_CATCH_METHOD_AS_TEST_CASE( QualifiedMethod, ... ) \
@@ -87,19 +87,19 @@ private:
     ///////////////////////////////////////////////////////////////////////////////
     #define INTERNAL_CATCH_TEST_CASE_METHOD( ClassName, ... )\
         namespace{ \
-            struct INTERNAL_CATCH_UNIQUE_NAME( TestCaseMethod_catch_internal_ ) : ClassName{ \
+            struct INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ) : ClassName{ \
                 void test(); \
             }; \
-            Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar ) ( &INTERNAL_CATCH_UNIQUE_NAME( TestCaseMethod_catch_internal_ )::test, #ClassName, Catch::NameAndDesc( __VA_ARGS__ ), CATCH_INTERNAL_LINEINFO ); \
+            Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar ) ( &INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ )::test, #ClassName, Catch::NameAndDesc( __VA_ARGS__ ), CATCH_INTERNAL_LINEINFO ); \
         } \
-        void INTERNAL_CATCH_UNIQUE_NAME( TestCaseMethod_catch_internal_ )::test()
+        void INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ )::test()
 
 #else
     ///////////////////////////////////////////////////////////////////////////////
     #define INTERNAL_CATCH_TESTCASE( Name, Desc ) \
-        static void INTERNAL_CATCH_UNIQUE_NAME( TestCaseFunction_catch_internal_ )(); \
-        namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &INTERNAL_CATCH_UNIQUE_NAME(  TestCaseFunction_catch_internal_ ), CATCH_INTERNAL_LINEINFO, Catch::NameAndDesc( Name, Desc ) ); }\
-        static void INTERNAL_CATCH_UNIQUE_NAME(  TestCaseFunction_catch_internal_ )()
+        static void INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ )(); \
+        namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &INTERNAL_CATCH_UNIQUE_NAME(  ____C_A_T_C_H____T_E_S_T____ ), CATCH_INTERNAL_LINEINFO, Catch::NameAndDesc( Name, Desc ) ); }\
+        static void INTERNAL_CATCH_UNIQUE_NAME(  ____C_A_T_C_H____T_E_S_T____ )()
 
     ///////////////////////////////////////////////////////////////////////////////
     #define INTERNAL_CATCH_METHOD_AS_TEST_CASE( QualifiedMethod, Name, Desc ) \
@@ -108,12 +108,12 @@ private:
     ///////////////////////////////////////////////////////////////////////////////
     #define INTERNAL_CATCH_TEST_CASE_METHOD( ClassName, TestName, Desc )\
         namespace{ \
-            struct INTERNAL_CATCH_UNIQUE_NAME( TestCaseMethod_catch_internal_ ) : ClassName{ \
+            struct INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ) : ClassName{ \
                 void test(); \
             }; \
-            Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar ) ( &INTERNAL_CATCH_UNIQUE_NAME( TestCaseMethod_catch_internal_ )::test, #ClassName, Catch::NameAndDesc( TestName, Desc ), CATCH_INTERNAL_LINEINFO ); \
+            Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar ) ( &INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ )::test, #ClassName, Catch::NameAndDesc( TestName, Desc ), CATCH_INTERNAL_LINEINFO ); \
         } \
-        void INTERNAL_CATCH_UNIQUE_NAME( TestCaseMethod_catch_internal_ )::test()
+        void INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ )::test()
 
 #endif