diff --git a/addons/l10n_multilang/models/l10n_multilang.py b/addons/l10n_multilang/models/l10n_multilang.py
index 2eb0124a36d..07b8e7f9633 100644
--- a/addons/l10n_multilang/models/l10n_multilang.py
+++ b/addons/l10n_multilang/models/l10n_multilang.py
@@ -22,7 +22,9 @@ class AccountChartTemplate(models.Model):
             ], order='id', limit=1)
             module = external_id and self.env.ref('base.module_' + external_id.module)
             if module and module.state == 'installed':
-                chart_template.process_coa_translations()
+                langs = chart_template._get_langs()
+                if langs:
+                    chart_template._process_single_company_coa_translations(company.id, langs)
         return res
 
     def process_translations(self, langs, in_field, in_ids, out_ids):
@@ -59,32 +61,41 @@ class AccountChartTemplate(models.Model):
         return True
 
     def process_coa_translations(self):
-        installed_langs = dict(self.env['res.lang'].get_installed())
         company_obj = self.env['res.company']
         for chart_template_id in self:
-            langs = []
-            if chart_template_id.spoken_languages:
-                for lang in chart_template_id.spoken_languages.split(';'):
-                    if lang not in installed_langs:
-                        # the language is not installed, so we don't need to load its translations
-                        continue
-                    else:
-                        langs.append(lang)
-                if langs:
-                    company_ids = company_obj.search([('chart_template_id', '=', chart_template_id.id)])
-                    for company in company_ids:
-                        # write account.account translations in the real COA
-                        chart_template_id._process_accounts_translations(company.id, langs, 'name')
-                        # write account.group translations
-                        chart_template_id._process_account_group_translations(company.id, langs, 'name')
-                        # copy account.tax name translations
-                        chart_template_id._process_taxes_translations(company.id, langs, 'name')
-                        # copy account.tax description translations
-                        chart_template_id._process_taxes_translations(company.id, langs, 'description')
-                        # copy account.fiscal.position translations
-                        chart_template_id._process_fiscal_pos_translations(company.id, langs, 'name')
+            langs = chart_template_id._get_langs()
+            if langs:
+                company_ids = company_obj.search([('chart_template_id', '=', chart_template_id.id)])
+                for company in company_ids:
+                    chart_template_id._process_single_company_coa_translations(company.id, langs)
         return True
 
+    def _process_single_company_coa_translations(self, company_id, langs):
+        # write account.account translations in the real COA
+        self._process_accounts_translations(company_id, langs, 'name')
+        # write account.group translations
+        self._process_account_group_translations(company_id, langs, 'name')
+        # copy account.tax name translations
+        self._process_taxes_translations(company_id, langs, 'name')
+        # copy account.tax description translations
+        self._process_taxes_translations(company_id, langs, 'description')
+        # copy account.fiscal.position translations
+        self._process_fiscal_pos_translations(company_id, langs, 'name')
+
+    def _get_langs(self):
+        if not self.spoken_languages:
+            return []
+
+        installed_langs = dict(self.env['res.lang'].get_installed())
+        langs = []
+        for lang in self.spoken_languages.split(';'):
+            if lang not in installed_langs:
+                # the language is not installed, so we don't need to load its translations
+                continue
+            else:
+                langs.append(lang)
+        return langs
+
     def _process_accounts_translations(self, company_id, langs, field):
         in_ids, out_ids = self._get_template_from_model(company_id, 'account.account')
         return self.process_translations(langs, field, in_ids, out_ids)