Index: docs/clang-tidy/checks/performance-inefficient-string-addition.rst
===================================================================
--- docs/clang-tidy/checks/performance-inefficient-string-addition.rst
+++ docs/clang-tidy/checks/performance-inefficient-string-addition.rst
@@ -5,7 +5,7 @@
 
 The problem
 -----------
-This check is to warn about the performance overhead arising from concatenating strings, using the operator+, for instance:
+This check is to warn about the performance overhead arising from concatenating strings, using the ``operator+``, for instance:
     
 .. code:: c++