Fix microbenchmark example in the main readme.md

1 files changed, 1 insertions, 0 deletions

diff --git a/README.md b/README.md
index 8b8a4ff0..d048d79d 100644
--- a/README.md
+++ b/README.md
@@ -41,6 +41,7 @@ TEST_CASE( "Factorials are computed", "[factorial]" ) {
 
 **Example microbenchmark**
 ```cpp
+#include <catch2/catch_test_macros.hpp>
 #include <catch2/benchmark/catch_benchmark.hpp>
 
 #include <cstdint>