diff --git a/LuaLibs/CalcSlices.lua b/LuaLibs/CalcSlices.lua
index 9126850..2541d49 100644
--- a/LuaLibs/CalcSlices.lua
+++ b/LuaLibs/CalcSlices.lua
@@ -298,7 +298,7 @@ function CalcSlices.Exec( nPartId, nStmId, HMax)
 
    -- costanti
    local TOLER = 0.2 
-   local SMALL_TOLER = 0.02   -- da portare a 0.5
+   local SMALL_TOLER = 0.5
    local BIG_TOLER = 2.0
    local MIN_LEN = 20.0
    local MIN_AREA = 25.0