diff --git a/tests/difficulty/difficulty.cpp b/tests/difficulty/difficulty.cpp
index 736a58237..996913a19 100644
--- a/tests/difficulty/difficulty.cpp
+++ b/tests/difficulty/difficulty.cpp
@@ -34,6 +34,7 @@
 #include <iostream>
 #include <vector>
 #include <algorithm>
+#include <stdexcept>
 
 #include "cryptonote_config.h"
 #include "cryptonote_basic/difficulty.h"