diff --git a/include/internal/catch_expression_lhs.hpp b/include/internal/catch_expression_lhs.hpp
index 7ee8b2ef..edc5dd84 100644
--- a/include/internal/catch_expression_lhs.hpp
+++ b/include/internal/catch_expression_lhs.hpp
@@ -22,7 +22,7 @@ class ExpressionLhs {
 	void operator = ( const ExpressionLhs& );
 
 public:
-    ExpressionLhs( const T& lhs ) : m_lhs( lhs ) {}
+    ExpressionLhs( T lhs ) : m_lhs( lhs ) {}
 
     template<typename RhsT>
     ExpressionResultBuilder& operator == ( const RhsT& rhs ) {
diff --git a/single_include/catch.hpp b/single_include/catch.hpp
index 16894691..dbca2e61 100644
--- a/single_include/catch.hpp
+++ b/single_include/catch.hpp
@@ -938,7 +938,7 @@ class ExpressionLhs {
 	void operator = ( const ExpressionLhs& );
 
 public:
-    ExpressionLhs( const T& lhs ) : m_lhs( lhs ) {}
+    ExpressionLhs( T lhs ) : m_lhs( lhs ) {}
 
     template<typename RhsT>
     ExpressionResultBuilder& operator == ( const RhsT& rhs ) {