diff --git a/include/catch_runner.hpp b/include/catch_runner.hpp
index e6303d88..bf3a7b49 100644
--- a/include/catch_runner.hpp
+++ b/include/catch_runner.hpp
@@ -184,7 +184,7 @@ namespace Catch {
             }
         }
 
-        Clara::CommandLine<ConfigData> const& cli() const {
+        Clara::CommandLine<ConfigData> & cli() {
             return m_cli;
         }
         std::vector<Clara::Parser::Token> const& unusedTokens() const {