diff --git a/EgtMachKernel.rc b/EgtMachKernel.rc
index 49d798c..b486db4 100644
Binary files a/EgtMachKernel.rc and b/EgtMachKernel.rc differ
diff --git a/Milling.cpp b/Milling.cpp
index bd5d82e..1415e0c 100644
--- a/Milling.cpp
+++ b/Milling.cpp
@@ -4181,10 +4181,11 @@ bool
 Milling::AdjustTabsParams( const ICurve* pCrv, bool& bPathTabsEnable, double& dTabsRampLen, double& dTabsBottomLen, double& dTabsTopLen)
 {
   // se ci sono i tab cerco di aggiustare le lunghezze dei Bottom per finire con la stessa quota di partenza
+   double dTabLen = m_Params.m_dTabLen + m_TParams.m_dDiam ;
    double dTabAngle = Clamp( abs( m_Params.m_dTabAngle), 15., 75.) ;
-   dTabsRampLen = min( abs( m_Params.m_dTabHeight) / tan( dTabAngle * DEGTORAD), abs( m_Params.m_dTabLen) / 2 - OSC_MIN_LEN) ;
-   dTabsTopLen = abs( m_Params.m_dTabLen) - 2 * dTabsRampLen ;
-   dTabsBottomLen = abs( m_Params.m_dTabDist) - abs( m_Params.m_dTabLen) ;
+   dTabsRampLen = min( abs( m_Params.m_dTabHeight) / tan( dTabAngle * DEGTORAD), abs( dTabLen) / 2 - OSC_MIN_LEN) ;
+   dTabsTopLen = abs( dTabLen) - 2 * dTabsRampLen ;
+   dTabsBottomLen = abs( m_Params.m_dTabDist) - abs( dTabLen) ;
    if ( bPathTabsEnable) {
      // lunghezza del percorso
       double dLen ; pCrv->GetLength( dLen) ; dLen -= m_dAddedOverlap ;