diff --git a/MaterialLib/FractureModels/CohesiveZoneModeI.cpp b/MaterialLib/FractureModels/CohesiveZoneModeI.cpp
index fa926a2029452cb4f9f43710de6b9dc414e305c1..967818e0634cde15f4f27a7e4c22789b7355833d 100644
--- a/MaterialLib/FractureModels/CohesiveZoneModeI.cpp
+++ b/MaterialLib/FractureModels/CohesiveZoneModeI.cpp
@@ -7,8 +7,6 @@
  *              http://www.opengeosys.org/project/license
  */
 
-#include <iostream>
-
 #include "CohesiveZoneModeI.h"
 #include "LogPenalty.h"