diff --git a/include/pch.hpp b/include/pch.hpp
index d20cb7d..87d2d19 100644
--- a/include/pch.hpp
+++ b/include/pch.hpp
@@ -17,6 +17,7 @@
 #include <optional>
 #include <chrono>
 //#include <thread>
+#include <concepts>
 
 #include <dlfcn.h>