diff --git a/src/SMDS/SMDS_MeshCell.hxx b/src/SMDS/SMDS_MeshCell.hxx
index 568cbbbc9..dd7d9d9d9 100644
--- a/src/SMDS/SMDS_MeshCell.hxx
+++ b/src/SMDS/SMDS_MeshCell.hxx
@@ -22,6 +22,8 @@
 
 #include "SMDS_MeshElement.hxx"
 
+#include <vector>
+
 /*!
  * \brief Base class for all cells
  */
diff --git a/src/SMDS/SMDS_PolygonalFaceOfNodes.hxx b/src/SMDS/SMDS_PolygonalFaceOfNodes.hxx
index f06352ede..1d8c7ce4b 100644
--- a/src/SMDS/SMDS_PolygonalFaceOfNodes.hxx
+++ b/src/SMDS/SMDS_PolygonalFaceOfNodes.hxx
@@ -26,9 +26,10 @@
 #define _SMDS_PolygonalFaceOfNodes_HeaderFile
 
 #include "SMESH_SMDS.hxx"
-
 #include "SMDS_CellOfNodes.hxx"
 
+#include <vector>
+
 class SMDS_EXPORT SMDS_PolygonalFaceOfNodes : public SMDS_CellOfNodes
 {
  public: