diff --git a/idl/SMESH_Homard.idl b/idl/SMESH_Homard.idl
index b1d4c27a5..ff25358ec 100644
--- a/idl/SMESH_Homard.idl
+++ b/idl/SMESH_Homard.idl
@@ -147,6 +147,7 @@ module SMESHHOMARD
                           in string theWorkingDir) raises(SALOME::SALOME_Exception);
 
     // Associate boundaries to groups
+    void AddBoundary(in string BoundaryName) raises (SALOME::SALOME_Exception);
     void AddBoundaryGroup(in string BoundaryName,
                           in string Group) raises (SALOME::SALOME_Exception);
 
diff --git a/src/SMESH_I/SMESH_Homard_i.cxx b/src/SMESH_I/SMESH_Homard_i.cxx
index c5d5a8fb8..55699404a 100644
--- a/src/SMESH_I/SMESH_Homard_i.cxx
+++ b/src/SMESH_I/SMESH_Homard_i.cxx
@@ -2493,6 +2493,19 @@ void HOMARD_Gen_i::PythonDump()
   MESSAGE ("End PythonDump");
 }
 
+void HOMARD_Gen_i::AddBoundary(const char* BoundaryName)
+{
+  MESSAGE("HOMARD_Gen_i::AddBoundary : BoundaryName = " << BoundaryName);
+  if (myCase->_is_nil()) {
+    SALOME::ExceptionStruct es;
+    es.type = SALOME::BAD_PARAM;
+    std::string text = "The input mesh must be defined before boundary addition";
+    es.text = CORBA::string_dup(text.c_str());
+    throw SALOME::SALOME_Exception(es);
+  }
+  myCase->AddBoundary(BoundaryName);
+}
+
 void HOMARD_Gen_i::AddBoundaryGroup(const char* BoundaryName, const char* Group)
 {
   MESSAGE("HOMARD_Gen_i::AddBoundaryGroup : BoundaryName = " <<
diff --git a/src/SMESH_I/SMESH_Homard_i.hxx b/src/SMESH_I/SMESH_Homard_i.hxx
index 26d17c9ea..0fbf2dc31 100644
--- a/src/SMESH_I/SMESH_Homard_i.hxx
+++ b/src/SMESH_I/SMESH_Homard_i.hxx
@@ -240,6 +240,7 @@ public:
   void        DeleteCase();
   CORBA::Long DeleteIteration(int numIter);
 
+  void AddBoundary(const char* Boundary);
   void AddBoundaryGroup(const char* Boundary, const char* Group);
 
   void AssociateCaseIter(int numIter, const char* labelIter);