fix compilation
diff --git a/doctest/parts/doctest_main.cpp b/doctest/parts/doctest_main.cpp
index a3f832e..9522fa7 100644
--- a/doctest/parts/doctest_main.cpp
+++ b/doctest/parts/doctest_main.cpp
@@ -1,2 +1,2 @@
 #define DOCTEST_CONFIG_IMPLEMENT_WITH_MAIN
-#include "doctest.h"
+#include "doctest/doctest.h"