diff --git a/runbot_merge/models/project.py b/runbot_merge/models/project.py
index dc83b8f4..77c778e2 100644
--- a/runbot_merge/models/project.py
+++ b/runbot_merge/models/project.py
@@ -117,4 +117,4 @@ class Project(models.Model):
             'branch_name': self._next_freeze(),
             'release_pr_ids': [(0, 0, {'repository_id': repo.id}) for repo in self.repo_ids]
         })
-        return w.action_freeze()
+        return w.action_open()
diff --git a/runbot_merge/models/project_freeze/__init__.py b/runbot_merge/models/project_freeze/__init__.py
index f795261d..92bc6c65 100644
--- a/runbot_merge/models/project_freeze/__init__.py
+++ b/runbot_merge/models/project_freeze/__init__.py
@@ -56,21 +56,24 @@ class FreezeWizard(models.Model):
 
         return {'type': 'ir.actions.act_window_close'}
 
+    def action_open(self):
+        return {
+            'type': 'ir.actions.act_window',
+            'target': 'new',
+            'name': f'Freeze project {self.project_id.name}',
+            'view_mode': 'form',
+            'res_model': self._name,
+            'res_id': self.id,
+        }
+
     def action_freeze(self):
         """ Attempts to perform the freeze.
         """
-        project_id = self.project_id
         # if there are still errors, reopen the wizard
         if self.errors:
-            return {
-                'type': 'ir.actions.act_window',
-                'target': 'new',
-                'name': f'Freeze project {project_id.name}',
-                'view_mode': 'form',
-                'res_model': self._name,
-                'res_id': self.id,
-            }
+            return self.action_open()
 
+        project_id = self.project_id
         # need to create the new branch, but at the same time resequence
         # everything so the new branch is the second one, just after the branch
         # it "forks"
diff --git a/runbot_merge/tests/test_multirepo.py b/runbot_merge/tests/test_multirepo.py
index f2aaf471..bfb4f316 100644
--- a/runbot_merge/tests/test_multirepo.py
+++ b/runbot_merge/tests/test_multirepo.py
@@ -1152,6 +1152,7 @@ def test_freeze_complete(env, project, repo_a, repo_b, repo_c, users, config):
     w = project.action_prepare_freeze()
     w2 = project.action_prepare_freeze()
     assert w == w2, "each project should only have one freeze wizard active at a time"
+    assert w['res_model'] == 'runbot_merge.project.freeze'
 
     w_id = env[w['res_model']].browse([w['res_id']])
     assert w_id.branch_name == '1.1', "check that the forking incremented the minor by 1"
@@ -1188,6 +1189,14 @@ def test_freeze_complete(env, project, repo_a, repo_b, repo_c, users, config):
 
     assert not w_id.errors
 
+    # assume the wizard is closed, re-open it
+    w = project.action_prepare_freeze()
+    assert w['res_model'] == 'runbot_merge.project.freeze'
+    assert w['res_id'] == w_id.id, "check that we're still getting the old wizard"
+    w_id = env[w['res_model']].browse([w['res_id']])
+    assert w_id.exists()
+
+    # actually perform the freeze
     r = w_id.action_freeze()
     # check that the wizard was deleted
     assert not w_id.exists()