diff --git a/libs/turtle-utils.lua b/libs/turtle-utils.lua
index 7467575..7fc016d 100644
--- a/libs/turtle-utils.lua
+++ b/libs/turtle-utils.lua
@@ -3,6 +3,8 @@ local turtleUtils = {}
 local DEFAULT_IDLE_TIME = 2
 local DEFAULT_MIN_FUEL_NEEDED = 1000
 
+local function noop() end
+
 local function isTurtleInventoryFull()
   for i=1, 16, 1 do
     if turtle.getItemCount(i) == 0 then
@@ -86,9 +88,19 @@ local function waitFor(predicate, sleepTime)
   end
 end
 
-turtleUtils.waitForInventory = function(side, sleepTime)
+turtleUtils.waitForInventory = function(side, sleepTime, onWaitCb)
+  onWaitCb = onWaitCb or noop
+  local counter = 0
+
   return waitFor(function()
-    return turtleUtils.getInventory(side)
+    local res = turtleUtils.getInventory(side)
+    counter = counter + 1
+
+    if counter == 2 then
+      onWaitCb()
+    end
+
+    return res
   end, sleepTime)
 end
 
diff --git a/tunnels-miner.lua b/tunnels-miner.lua
index 53e51f3..968be02 100644
--- a/tunnels-miner.lua
+++ b/tunnels-miner.lua
@@ -21,6 +21,10 @@ local MOVES_BY_DIRECTION = {
 
 local function noop() end
 
+local function getComputerLabel()
+  return os.getComputerLabel() or 'Unknown miner'
+end
+
 local function getMoves(config)
   return MOVES_BY_DIRECTION[config.DIRECTION]
 end
@@ -47,8 +51,13 @@ local function checkEnoughFuelForTunnel(config)
   return true
 end
 
-local function assertEnoughFuelForTunnel(config)
+local function assertEnoughFuelForTunnel(config, withNotif)
   if not checkEnoughFuelForTunnel(config) then
+    if withNotif then
+      local message = 'Il n\'y a plus assez de fuel sur "' .. getComputerLabel() .. '"'
+      print(message)
+      -- TODO: notify.sendChatMessage(o)
+    end
     error('not enough fuel', 0)
   end
 end
@@ -145,8 +154,6 @@ local function ensureEnoughSpaceInInventory(config)
     -- 3. and drop the selected item
     turtle.drop()
     trySelectEmptySlot()
-  else
-    -- TODO: handle when cannot drop anything (monitoring over network ?)
   end
 end
 
@@ -233,7 +240,11 @@ local function dropAllProcedure(config)
     local count = turtle.getItemCount(i)
 
     if count > 0 then
-      turtleUtils.waitForInventory('front', IDLE_TIME)
+      turtleUtils.waitForInventory('front', IDLE_TIME, function()
+        local message = getComputerLabel() .. ' attends un inventaire pour continuer le minage'
+        print(message)
+        -- TODO: notify.sendChatMessage(o)
+      end)
 
       while turtle.getItemCount(i) and not turtleUtils.dropSlot(i, turtle.drop) do
         os.sleep(IDLE_TIME)
@@ -242,7 +253,6 @@ local function dropAllProcedure(config)
   end
 
   getMoves(config).turnLeft()
-  -- turtleUtils.forceUp()
 end
 
 local function goToNextMineProcedure(config)
@@ -276,7 +286,7 @@ local function main(config)
   while true do
     if tunnelNumber > 1 then
       printFuelReport(config)
-      assertEnoughFuelForTunnel(config)
+      assertEnoughFuelForTunnel(config, true)
     end
 
     print('> Start mining tunnel number ' .. tostring(tunnelNumber))