diff --git a/libs/core/testing/src/performance.cpp b/libs/core/testing/src/performance.cpp
index 357af43516b..0227a776785 100644
--- a/libs/core/testing/src/performance.cpp
+++ b/libs/core/testing/src/performance.cpp
@@ -144,8 +144,8 @@ average: {{average(elapsed)}}{{^-last}}
                         average += val;
                     }
                     strm << "\n       ],\n";
-                    strm << std::scientific << R"(      "average": )"<< average / series
-                         << "\n";
+                    strm << std::scientific << R"(      "average": )"
+                         << average / series << "\n";
                     strm << "    }";
                     ++outputs;
                 }
diff --git a/tests/performance/local/future_overhead_report.cpp b/tests/performance/local/future_overhead_report.cpp
index 3744e72b408..0212360596b 100644
--- a/tests/performance/local/future_overhead_report.cpp
+++ b/tests/performance/local/future_overhead_report.cpp
@@ -167,7 +167,7 @@ int hpx_main(variables_map& vm)
         const std::uint64_t count = vm["futures"].as<std::uint64_t>();
 
         hpx::util::perftests_init(vm);
-        
+
         if (HPX_UNLIKELY(0 == count))
             throw std::logic_error("error: count of 0 futures specified\n");