diff --git a/src/catch2/internal/catch_combined_tu.cpp b/src/catch2/internal/catch_combined_tu.cpp
index c3ed9e2b..b78d1904 100644
--- a/src/catch2/internal/catch_combined_tu.cpp
+++ b/src/catch2/internal/catch_combined_tu.cpp
@@ -194,7 +194,7 @@ Catch::LeakDetector::~LeakDetector() {
 
 namespace Catch {
 
-    MessageInfo::MessageInfo(   StringRef const& _macroName,
+    MessageInfo::MessageInfo(   StringRef _macroName,
                                 SourceLineInfo const& _lineInfo,
                                 ResultWas::OfType _type )
     :   macroName( _macroName ),
diff --git a/src/catch2/internal/catch_message_info.hpp b/src/catch2/internal/catch_message_info.hpp
index 0c3076ea..ecd78cab 100644
--- a/src/catch2/internal/catch_message_info.hpp
+++ b/src/catch2/internal/catch_message_info.hpp
@@ -17,7 +17,7 @@
 namespace Catch {
 
     struct MessageInfo {
-        MessageInfo(    StringRef const& _macroName,
+        MessageInfo(    StringRef _macroName,
                         SourceLineInfo const& _lineInfo,
                         ResultWas::OfType _type );