diff --git a/Designing/WinOpenProjectFile.lua b/Designing/WinOpenProjectFile.lua
index 35506ec..8b8c8d6 100644
--- a/Designing/WinOpenProjectFile.lua
+++ b/Designing/WinOpenProjectFile.lua
@@ -58,6 +58,9 @@ if not WinManageProject.ReadFromFile( sOpenFilePath, sProfileDir) then
    return 
 end
 
+local sFilePath = EgtChangePathExtension( sOpenFilePath, 'nge') 
+EgtSetCurrFilePath( sFilePath)
+
 -- imposto se calcolare i solidi o meno
 WinCalculate.SetCalcSolid( true)
 --WinCalculate.SetCalcPreview( true)