diff --git a/include/internal/catch_capture.hpp b/include/internal/catch_capture.hpp
index 58591265..7bfef0e1 100644
--- a/include/internal/catch_capture.hpp
+++ b/include/internal/catch_capture.hpp
@@ -33,7 +33,7 @@
     do { \
         Catch::ResultBuilder __catchResult( macroName, CATCH_INTERNAL_LINEINFO, #expr, resultDisposition ); \
         try { \
-            ( __catchResult->*expr ).endExpression(); \
+            ( __catchResult <= expr ).endExpression(); \
         } \
         catch( ... ) { \
             __catchResult.useActiveException( Catch::ResultDisposition::Normal ); \
diff --git a/include/internal/catch_result_builder.h b/include/internal/catch_result_builder.h
index 3963c26d..b44882bb 100644
--- a/include/internal/catch_result_builder.h
+++ b/include/internal/catch_result_builder.h
@@ -41,8 +41,8 @@ namespace Catch {
                         ResultDisposition::Flags resultDisposition );
 
         template<typename T>
-        ExpressionLhs<T const&> operator->* ( T const& operand );
-        ExpressionLhs<bool> operator->* ( bool value );
+        ExpressionLhs<T const&> operator <= ( T const& operand );
+        ExpressionLhs<bool> operator <= ( bool value );
 
         template<typename T>
         ResultBuilder& operator << ( T const& value ) {
@@ -93,11 +93,11 @@ namespace Catch {
 namespace Catch {
 
     template<typename T>
-    inline ExpressionLhs<T const&> ResultBuilder::operator->* ( T const& operand ) {
+    inline ExpressionLhs<T const&> ResultBuilder::operator <= ( T const& operand ) {
         return ExpressionLhs<T const&>( *this, operand );
     }
 
-    inline ExpressionLhs<bool> ResultBuilder::operator->* ( bool value ) {
+    inline ExpressionLhs<bool> ResultBuilder::operator <= ( bool value ) {
         return ExpressionLhs<bool>( *this, value );
     }
 
diff --git a/projects/XCode/CatchSelfTest/CatchSelfTest.xcodeproj/project.pbxproj b/projects/XCode/CatchSelfTest/CatchSelfTest.xcodeproj/project.pbxproj
index 9afd9bdf..b64ceef1 100644
--- a/projects/XCode/CatchSelfTest/CatchSelfTest.xcodeproj/project.pbxproj
+++ b/projects/XCode/CatchSelfTest/CatchSelfTest.xcodeproj/project.pbxproj
@@ -688,6 +688,7 @@
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				WARNING_CFLAGS = (
 					"-Weverything",
+					"-Wparentheses",
 					"-Wno-disabled-macro-expansion",
 				);
 			};
@@ -705,6 +706,7 @@
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				WARNING_CFLAGS = (
 					"-Weverything",
+					"-Wparentheses",
 					"-Wno-disabled-macro-expansion",
 				);
 			};