diff --git a/LuaLibs/ProcessLapJoint.lua b/LuaLibs/ProcessLapJoint.lua
index 186e7b5..cc8314b 100644
--- a/LuaLibs/ProcessLapJoint.lua
+++ b/LuaLibs/ProcessLapJoint.lua
@@ -1,4 +1,4 @@
--- ProcessLapJoint.lua by Egaltech s.r.l. 2020/02/12
+-- ProcessLapJoint.lua by Egaltech s.r.l. 2020/02/13
 -- Gestione calcolo mezzo-legno per Travi
 -- 2019/10/08 Agg. gestione OpenPocket.
 
@@ -142,7 +142,7 @@ function ProcessLapJoint.IsHeadFeature( Proc, b3Raw, dCurrOvmH)
    -- se una sola faccia
    if Proc.Fct == 1 then
       local _, vtN0 = EgtSurfTmFacetCenter( Proc.Id, 0, GDB_ID.ROOT)
-      if vtN0:getX() > 0 then
+      if vtN0:getX() > 0.1 then
          return true
       end
    end
@@ -185,7 +185,7 @@ function ProcessLapJoint.IsTailFeature( Proc, b3Raw)
    -- se una sola faccia
    if Proc.Fct == 1 then
       local _, vtN0 = EgtSurfTmFacetCenter( Proc.Id, 0, GDB_ID.ROOT)
-      if vtN0:getX() < 0 then
+      if vtN0:getX() < -0.1 then
          return true
       end
    end