diff --git a/src/SMESH/SMESH_Gen.cxx b/src/SMESH/SMESH_Gen.cxx
index 7b02701b3..db4fe2136 100644
--- a/src/SMESH/SMESH_Gen.cxx
+++ b/src/SMESH/SMESH_Gen.cxx
@@ -40,7 +40,6 @@
 #include "SMESH_subMesh.hxx"
 
 #include "utilities.h"
-#include "OpUtil.hxx"
 #include "Utils_ExceptHandlers.hxx"
 
 #include <TopoDS_Iterator.hxx>
diff --git a/src/SMESH/SMESH_subMesh.cxx b/src/SMESH/SMESH_subMesh.cxx
index 6975f958b..424377af7 100644
--- a/src/SMESH/SMESH_subMesh.cxx
+++ b/src/SMESH/SMESH_subMesh.cxx
@@ -39,7 +39,6 @@
 #include "SMESH_subMeshEventListener.hxx"
 
 #include "utilities.h"
-#include "OpUtil.hxx"
 #include "Basics_Utils.hxx"
 
 #include <BRep_Builder.hxx>