diff --git a/app/generate_model.cpp b/app/generate_model.cpp
index 2db8f79..7627d92 100644
--- a/app/generate_model.cpp
+++ b/app/generate_model.cpp
@@ -4,7 +4,7 @@
  * Source of VieM -- Vienna Mapping and Sparse Quadratic Assignment 
  *****************************************************************************/
 
-#include <argtable2.h>
+#include <argtable3.h>
 #include <iostream>
 #include <math.h>
 #include <regex.h>