diff --git a/cpp/main.cpp b/cpp/main.cpp
index bf59c81..d603fc6 100644
--- a/cpp/main.cpp
+++ b/cpp/main.cpp
@@ -1,5 +1,7 @@
 #include "board.cpp"
 
+#include <iostream>
+
 int main(int argc, char* argv[]) {
     std::string pos =
         "rnbq1k1r/pp1Pbppp/2p5/8/2B5/8/PPP1NnPP/RNBQK2R w KQ - 1 8";