diff --git a/Control/StoreGateBindings/src/SgPyDataModel.cxx b/Control/StoreGateBindings/src/SgPyDataModel.cxx
index 623aad74d87e9d268a2fb0169c0ab95ef266bcd7..d3ab010f596fb37f61cbbb7a00fea40bdd7fb554 100644
--- a/Control/StoreGateBindings/src/SgPyDataModel.cxx
+++ b/Control/StoreGateBindings/src/SgPyDataModel.cxx
@@ -54,7 +54,7 @@ namespace SG {
 
   void* PyDataBucket::cast( CLID clid,
                             IRegisterTransient* /*itr*/,
-                            bool /*isConst*/ ) const
+                            bool /*isConst*/ )
   {
     // if requested type is same than myself ==> no conversion needed
     if ( clid == m_clid ) {
@@ -101,7 +101,7 @@ namespace SG {
 
   void* PyDataBucket::cast( const std::type_info& tinfo,
                             IRegisterTransient* /*itr*/,
-                            bool /*isConst*/) const
+                            bool /*isConst*/)
   {
     // if regular PyObject, meaningless
     if ( m_clid == PyCLID ) {
diff --git a/Control/StoreGateBindings/src/SgPyDataModel.h b/Control/StoreGateBindings/src/SgPyDataModel.h
index 59a84210473e0d555ed674d5a6faf588e83e10da..9717c7919433934ad95ecf7b2b7e48f31bd13e7f 100644
--- a/Control/StoreGateBindings/src/SgPyDataModel.h
+++ b/Control/StoreGateBindings/src/SgPyDataModel.h
@@ -117,7 +117,7 @@ namespace SG {
      * @param isConst True if the object being converted is regarded as const.
      */
     virtual void* cast (CLID clid, IRegisterTransient* itr = 0,
-                        bool isConst = true) const override;
+                        bool isConst = true) override;
 
 
     /**
@@ -130,7 +130,7 @@ namespace SG {
      */
     virtual void* cast (const std::type_info& tinfo,
                         IRegisterTransient* itr = 0,
-                        bool isConst = true) const override;
+                        bool isConst = true) override;
 
     /**
      * @brief Retrieve reference to class definition structure