diff --git a/runbot/models/build.py b/runbot/models/build.py
index c191d9c9..6263d8f3 100644
--- a/runbot/models/build.py
+++ b/runbot/models/build.py
@@ -1105,7 +1105,7 @@ class BuildResult(models.Model):
                 if os.path.isfile(commit_id._source_path('requirements.txt')):
                     repo_dir = self._docker_source_folder(commit_id)
                     requirement_path = os.sep.join([repo_dir, 'requirements.txt'])
-                    pres.append([f'python{py_version}', '-m', 'pip', 'install', '--user', '--progress-bar', 'off', '-r', f'{requirement_path}'])
+                    pres.append([f'python{py_version}', '-m', 'pip', 'install', '--progress-bar', 'off', '-r', f'{requirement_path}'])
 
         addons_paths = self._get_addons_path()
         (server_commit, server_file) = self._get_server_info()
diff --git a/runbot/tests/test_build.py b/runbot/tests/test_build.py
index 467d7707..e5232556 100644
--- a/runbot/tests/test_build.py
+++ b/runbot/tests/test_build.py
@@ -397,7 +397,7 @@ class TestBuildResult(RunbotCase):
             'params_id': self.server_params.id,
         })
         cmd = build._cmd(py_version=3)
-        self.assertIn('python3 -m pip install --user --progress-bar off -r server/requirements.txt'.split(), cmd.pres)
+        self.assertIn('python3 -m pip install --progress-bar off -r server/requirements.txt'.split(), cmd.pres)
         self.assertIn(custom_pre, cmd.pres)
         self.assertIn(custom_post, cmd.posts)