diff --git a/src/GEOM_I/GEOM_IMeasureOperations_i.cc b/src/GEOM_I/GEOM_IMeasureOperations_i.cc
index 61bac290b..735929134 100644
--- a/src/GEOM_I/GEOM_IMeasureOperations_i.cc
+++ b/src/GEOM_I/GEOM_IMeasureOperations_i.cc
@@ -1277,7 +1277,7 @@ GEOM::GEOM_Object_ptr GEOM_IMeasureOperations_i::ShapeProximityCalculator(GEOM::
  //=============================================================================
 void GEOM_IMeasureOperations_i::SetShapeSampling(GEOM::GEOM_Object_ptr theCalculator,
                                                  GEOM::GEOM_Object_ptr theShape,
-                                                 long theNbSamples)
+                                                 CORBA::Long theNbSamples)
 {
   //Set a not done flag
   GetOperations()->SetNotDone();
diff --git a/src/GEOM_I/GEOM_IMeasureOperations_i.hh b/src/GEOM_I/GEOM_IMeasureOperations_i.hh
index d44bfb602..4f9551989 100644
--- a/src/GEOM_I/GEOM_IMeasureOperations_i.hh
+++ b/src/GEOM_I/GEOM_IMeasureOperations_i.hh
@@ -175,7 +175,7 @@ class GEOM_I_EXPORT GEOM_IMeasureOperations_i :
                                                   GEOM::GEOM_Object_ptr theShape2);
   void SetShapeSampling(GEOM::GEOM_Object_ptr theCalculator,
                         GEOM::GEOM_Object_ptr theShape,
-                        long theNbSamples);
+                        CORBA::Long theNbSamples);
   CORBA::Double GetCoarseProximity(GEOM::GEOM_Object_ptr theCalculator);
   CORBA::Double GetPreciseProximity(GEOM::GEOM_Object_ptr theCalculator);