diff --git a/src/BatchCodeTableHavingGuessedCountriesFactory.py b/src/BatchCodeTableHavingGuessedCountriesFactory.py
index 6f7ba20eb57..e1f7cfcd1c3 100644
--- a/src/BatchCodeTableHavingGuessedCountriesFactory.py
+++ b/src/BatchCodeTableHavingGuessedCountriesFactory.py
@@ -1,6 +1,7 @@
 from CountriesMerger import CountriesMerger
 from CountriesByBatchcodeProvider import getCountriesByBatchcodeBeforeDeletion, getCountriesByClickedBatchcode
 from BatchCodeTableFactory import BatchCodeTableFactory
+from src.CountriesColumnMerger import CountriesColumnMerger
 
 class BatchCodeTableHavingGuessedCountriesFactory:
 
@@ -20,13 +21,7 @@ class BatchCodeTableHavingGuessedCountriesFactory:
         return batchCodeTable
 
     def _guessCountries(self, batchCodeTable, countriesAsList):
-        self._mergeCountriesOfSrcIntoDst(
+        CountriesColumnMerger.mergeCountriesColumnOfSrcsIntoCountriesColumnOfDst(
             dst = batchCodeTable,
-            src = self.countriesByBatchcodeBeforeDeletion)
-        self._mergeCountriesOfSrcIntoDst(
-            dst = batchCodeTable,
-            src = self.countriesByClickedBatchcode)
+            srcs = [self.countriesByBatchcodeBeforeDeletion, self.countriesByClickedBatchcode])
         BatchCodeTableFactory._convertCountries(batchCodeTable, countriesAsList)
-
-    def _mergeCountriesOfSrcIntoDst(self, dst, src):
-        dst['Countries'] = CountriesMerger.mergeSrcIntoDst(dst = dst['Countries'], src = src['Countries'])