diff --git a/examples/9-non_ascii_table.cpp b/examples/9-non_ascii_table.cpp
index 5181baf..46569c9 100644
--- a/examples/9-non_ascii_table.cpp
+++ b/examples/9-non_ascii_table.cpp
@@ -1,3 +1,4 @@
+#include <algorithm>
 #include <iostream>
 #include <string.h>