diff --git a/src/IGESExport/IGESExport.cxx b/src/IGESExport/IGESExport.cxx
index 23ecf22bc..d1ccdbf1e 100644
--- a/src/IGESExport/IGESExport.cxx
+++ b/src/IGESExport/IGESExport.cxx
@@ -73,6 +73,10 @@ IGESEXPORT_EXPORT
       if (theFormatName.IsEqual("IGES_5_3"))
         aBrepMode = 1;
 
+      // Set "C" numeric locale to save numbers correctly
+      std::string aCurLocale = setlocale(LC_NUMERIC, 0);
+      setlocale(LC_NUMERIC, "C");
+
       // initialize writer
       IGESControl_Controller::Init();
       //IGESControl_Writer ICW (Interface_Static::CVal("write.iges.unit"),
@@ -83,7 +87,11 @@ IGESEXPORT_EXPORT
       // perform shape writing
       ICW.AddShape( theShape );
       ICW.ComputeModel();
-      if ( ICW.Write( theFileName.ToCString() ) )
+      bool ok = ICW.Write( theFileName.ToCString() );
+      
+      // Return previous locale
+      setlocale(LC_NUMERIC, aCurLocale.data());
+      if ( ok )
         return 1;
     }
     catch(Standard_Failure)