diff --git a/addons/transifex/models/transifex_translation.py b/addons/transifex/models/transifex_translation.py
index 6e60f347a20..59b4402445d 100644
--- a/addons/transifex/models/transifex_translation.py
+++ b/addons/transifex/models/transifex_translation.py
@@ -33,9 +33,13 @@ class TransifexTranslation(models.AbstractModel):
             ):
                 if isfile(tx_path):
                     tx_config_file.read(tx_path)
-                    # tx_config_file.sections(): ['main', 'o:odoo:p:odoo-16:r:base', ...]
                     for sec in tx_config_file.sections()[1:]:
-                        _, _, _, tx_project, _, tx_mod = sec.split(':')
+                        if len(sec.split(":")) != 6:
+                            # old format ['main', 'odoo-16.base', ...]
+                            tx_project, tx_mod = sec.split(".")
+                        else:
+                            # tx_config_file.sections(): ['main', 'o:odoo:p:odoo-16:r:base', ...]
+                            _, _, _, tx_project, _, tx_mod = sec.split(':')
                         projects[tx_mod] = tx_project
         return projects