diff --git a/examples/tokenize/tokenize.cpp b/examples/tokenize/tokenize.cpp
index ad1c156c4..54c9834af 100644
--- a/examples/tokenize/tokenize.cpp
+++ b/examples/tokenize/tokenize.cpp
@@ -3,7 +3,6 @@
 
 #include <cmath>
 #include <cstdio>
-#include <iostream>
 #include <fstream>
 #include <string>
 #include <vector>