diff --git a/src/3rdParty/salomesmesh/src/Controls/SMESH_Controls.cpp b/src/3rdParty/salomesmesh/src/Controls/SMESH_Controls.cpp
index 0678cffdf5..1192c0ad09 100644
--- a/src/3rdParty/salomesmesh/src/Controls/SMESH_Controls.cpp
+++ b/src/3rdParty/salomesmesh/src/Controls/SMESH_Controls.cpp
@@ -4293,7 +4293,7 @@ bool ElementsOnShape::TClassifier::isOutOfFace  (const gp_Pnt& p)
   if ( myProjFace.IsDone() && myProjFace.LowerDistance() <= myTol )
   {
     // check relatively to the face
-    Quantity_Parameter u, v;
+    Standard_Real u, v;
     myProjFace.LowerDistanceParameters(u, v);
     gp_Pnt2d aProjPnt (u, v);
     BRepClass_FaceClassifier aClsf ( TopoDS::Face( myShape ), aProjPnt, myTol );
diff --git a/src/3rdParty/salomesmesh/src/SMESH/SMESH_MeshAlgos.cpp b/src/3rdParty/salomesmesh/src/SMESH/SMESH_MeshAlgos.cpp
index 37b2ffa9c4..3b66ec663e 100644
--- a/src/3rdParty/salomesmesh/src/SMESH/SMESH_MeshAlgos.cpp
+++ b/src/3rdParty/salomesmesh/src/SMESH/SMESH_MeshAlgos.cpp
@@ -581,7 +581,7 @@ bool SMESH_ElementSearcherImpl::getIntersParamOnLine(const gp_Lin&           lin
 //    anExtCC.Init( lineCurve, edge);
     if ( anExtCC.NbExtrema() > 0 && anExtCC.LowerDistance() <= tol)
     {
-      Quantity_Parameter pl, pe;
+      Standard_Real pl, pe;
       anExtCC.LowerDistanceParameters( pl, pe );
       param += pl;
       if ( ++nbInts == 2 )
diff --git a/src/3rdParty/salomesmesh/src/SMESH/SMESH_MesherHelper.cpp b/src/3rdParty/salomesmesh/src/SMESH/SMESH_MesherHelper.cpp
index f65ca14d7f..c2c4e34358 100644
--- a/src/3rdParty/salomesmesh/src/SMESH/SMESH_MesherHelper.cpp
+++ b/src/3rdParty/salomesmesh/src/SMESH/SMESH_MesherHelper.cpp
@@ -765,7 +765,7 @@ bool SMESH_MesherHelper::CheckNodeUV(const TopoDS_Face&   F,
         MESSAGE( "SMESH_MesherHelper::CheckNodeUV() failed to project" );
         return false;
       }
-      Quantity_Parameter U,V;
+      Standard_Real U,V;
       projector.LowerDistanceParameters(U,V);
       uv.SetCoord( U,V );
       surfPnt = surface->Value( U, V );
@@ -1071,7 +1071,7 @@ bool SMESH_MesherHelper::CheckNodeU(const TopoDS_Edge&   E,
           MESSAGE( "SMESH_MesherHelper::CheckNodeU() failed to project" );
           return false;
         }
-        Quantity_Parameter U = projector->LowerDistanceParameter();
+        Standard_Real U = projector->LowerDistanceParameter();
         u = double( U );
         MESSAGE(" f " << f << " l " << l << " u " << u);
         curvPnt = curve->Value( u );
diff --git a/src/3rdParty/salomesmesh/src/StdMeshers/StdMeshers_Cartesian_3D.cpp b/src/3rdParty/salomesmesh/src/StdMeshers/StdMeshers_Cartesian_3D.cpp
index e7e2d5ca49..7bada0798e 100644
--- a/src/3rdParty/salomesmesh/src/StdMeshers/StdMeshers_Cartesian_3D.cpp
+++ b/src/3rdParty/salomesmesh/src/StdMeshers/StdMeshers_Cartesian_3D.cpp
@@ -2914,7 +2914,7 @@ namespace
       proj.Perform( testPnt );
       if ( proj.IsDone() && proj.NbPoints() > 0 )       
       {
-        Quantity_Parameter u,v;
+        Standard_Real u,v;
         proj.LowerDistanceParameters( u,v );
 
         if ( proj.LowerDistance() <= 0.1 * _grid->_tol )
diff --git a/src/3rdParty/salomesmesh/src/StdMeshers/StdMeshers_Import_1D2D.cpp b/src/3rdParty/salomesmesh/src/StdMeshers/StdMeshers_Import_1D2D.cpp
index 60b7762544..bfec6c542f 100644
--- a/src/3rdParty/salomesmesh/src/StdMeshers/StdMeshers_Import_1D2D.cpp
+++ b/src/3rdParty/salomesmesh/src/StdMeshers/StdMeshers_Import_1D2D.cpp
@@ -412,7 +412,7 @@ bool StdMeshers_Import_1D2D::Compute(SMESH_Mesh & theMesh, const TopoDS_Shape &
           proj.Perform( gc );
           if ( !proj.IsDone() || proj.NbPoints() < 1 )
             continue;
-          Quantity_Parameter U,V;
+          Standard_Real U,V;
           proj.LowerDistanceParameters(U,V);
           gp_XY uv( U,V );
           classifier.Perform( geomFace, uv, clsfTol );
diff --git a/src/3rdParty/salomesmesh/src/StdMeshers/StdMeshers_ViscousLayers.cpp b/src/3rdParty/salomesmesh/src/StdMeshers/StdMeshers_ViscousLayers.cpp
index 5f24c4a9d2..8ee0e26832 100644
--- a/src/3rdParty/salomesmesh/src/StdMeshers/StdMeshers_ViscousLayers.cpp
+++ b/src/3rdParty/salomesmesh/src/StdMeshers/StdMeshers_ViscousLayers.cpp
@@ -3096,7 +3096,7 @@ gp_XYZ _ViscousBuilder::getFaceNormal(const SMDS_MeshNode* node,
       isOK = false;
       return p.XYZ();
     }
-    Quantity_Parameter U,V;
+    Standard_Real U,V;
     projector.LowerDistanceParameters(U,V);
     uv.SetCoord( U,V );
   }
diff --git a/src/3rdParty/salomesmesh/src/StdMeshers/StdMeshers_ViscousLayers2D.cpp b/src/3rdParty/salomesmesh/src/StdMeshers/StdMeshers_ViscousLayers2D.cpp
index 1ad1ed7672..dbad480ae2 100644
--- a/src/3rdParty/salomesmesh/src/StdMeshers/StdMeshers_ViscousLayers2D.cpp
+++ b/src/3rdParty/salomesmesh/src/StdMeshers/StdMeshers_ViscousLayers2D.cpp
@@ -1290,7 +1290,7 @@ void _ViscousBuilder2D::setLayerEdgeData( _LayerEdge&                 lEdge,
     faceProj->Perform( p );
     if ( !faceProj->IsDone() || faceProj->NbPoints() < 1 )
       return setLayerEdgeData( lEdge, u, pcurve, curve, p, reverse, NULL );
-    Quantity_Parameter U,V;
+    Standard_Real U,V;
     faceProj->LowerDistanceParameters(U,V);
     lEdge._normal2D.SetCoord( U - uv.X(), V - uv.Y() );
     lEdge._normal2D.Normalize();