diff -r 2637134bc37c -r c24d87f64bed src/basics.h
--- a/src/basics.h	Fri Jul 01 16:46:43 2022 +0300
+++ b/src/basics.h	Fri Jul 01 23:48:27 2022 +0300
@@ -43,6 +43,7 @@
 
 template<typename T>
 using opt = std::optional<T>;
+using std::chrono::steady_clock;
 
 //! \brief Return type of qHash. unsigned int on Qt5, unsigned long on Qt6.
 using hash_t = decltype(qHash(0));