diff --git a/addons/sms/models/sms_template.py b/addons/sms/models/sms_template.py
index f3e777f77c4..be402f02a37 100644
--- a/addons/sms/models/sms_template.py
+++ b/addons/sms/models/sms_template.py
@@ -50,7 +50,7 @@ class SMSTemplate(models.Model):
                 'type': 'ir.actions.act_window',
                 'res_model': 'sms.composer',
                 # Add default_composition_mode to guess to determine if need to use mass or comment composer
-                'context': "{'default_template_id' : %d, 'default_composition_mode': 'guess', 'default_res_ids': active_ids, 'default_res_id': active_id}" % (template.id),
+                'context': "{'default_template_id' : %d, 'sms_composition_mode': 'guess', 'default_res_ids': active_ids, 'default_res_id': active_id}" % (template.id),
                 'view_mode': 'form',
                 'view_id': view.id,
                 'target': 'new',
diff --git a/addons/sms/wizard/sms_composer.py b/addons/sms/wizard/sms_composer.py
index 7467d99a21a..044ce248ce1 100644
--- a/addons/sms/wizard/sms_composer.py
+++ b/addons/sms/wizard/sms_composer.py
@@ -74,10 +74,10 @@ class SendSMS(models.TransientModel):
         readonly=False, store=True, required=True)
 
     @api.depends('res_ids_count', 'active_domain_count')
-    @api.depends_context('default_composition_mode')
+    @api.depends_context('sms_composition_mode')
     def _compute_composition_mode(self):
         for composer in self:
-            if self.env.context.get('default_composition_mode') == 'guess' or not composer.composition_mode:
+            if self.env.context.get('sms_composition_mode') == 'guess' or not composer.composition_mode:
                 if composer.res_ids_count > 1 or (composer.use_active_domain and composer.active_domain_count > 1):
                     composer.composition_mode = 'mass'
                 else:
diff --git a/addons/test_mail_full/tests/test_sms_composer.py b/addons/test_mail_full/tests/test_sms_composer.py
index cee5e969c1a..8a36d0ce2e5 100644
--- a/addons/test_mail_full/tests/test_sms_composer.py
+++ b/addons/test_mail_full/tests/test_sms_composer.py
@@ -519,7 +519,7 @@ class TestSMSComposerMass(TestMailFullCommon):
         # Composer creation with context from a template context action (simulate) - comment (single recipient)
         with self.with_user('employee'):
             composer = self.env['sms.composer'].with_context(
-                default_composition_mode='guess',
+                sms_composition_mode='guess',
                 default_res_ids=[test_record_2.id],
                 default_res_id=test_record_2.id,
                 active_ids=[test_record_2.id],
@@ -541,7 +541,7 @@ class TestSMSComposerMass(TestMailFullCommon):
         # Composer creation with context from a template context action (simulate) - mass (multiple recipient)
         with self.with_user('employee'):
             composer = self.env['sms.composer'].with_context(
-                default_composition_mode='guess',
+                sms_composition_mode='guess',
                 default_res_ids=[test_record_1.id, test_record_2.id],
                 default_res_id=test_record_1.id,
                 active_ids=[test_record_1.id, test_record_2.id],