diff --git a/label_studio/__init__.py b/label_studio/__init__.py
index 2dfff672f604..d8e1711c0736 100644
--- a/label_studio/__init__.py
+++ b/label_studio/__init__.py
@@ -2,4 +2,4 @@
 package_name = 'label-studio'
 
 # Package version
-__version__ = '0.9.1.post0'
+__version__ = '0.9.1.post1'
diff --git a/label_studio/utils/analytics.py b/label_studio/utils/analytics.py
index 52f4bde14c71..d512f84eec6a 100644
--- a/label_studio/utils/analytics.py
+++ b/label_studio/utils/analytics.py
@@ -136,7 +136,7 @@ def send(self, request=None, session=None, response=None, **kwargs):
                 'env': self.env,
                 'version': self.version,
                 'project_name': self.input_args.project_name if self.input_args else None,
-                'python': sys.version_info[0] + '.' + sys.version_info[1]
+                'python': str(sys.version_info[0]) + '.' + str(sys.version_info[1])
             }
         except:
             pass