diff --git a/labelme/__init__.py b/labelme/__init__.py
index 1408eab1f..fcadcd569 100644
--- a/labelme/__init__.py
+++ b/labelme/__init__.py
@@ -12,7 +12,7 @@
 # 1. MAJOR version when you make incompatible API changes;
 # 2. MINOR version when you add functionality in a backwards-compatible manner;
 # 3. PATCH version when you make backwards-compatible bug fixes.
-__version__ = "5.1.1"
+__version__ = "5.2.0"
 
 QT4 = QT_VERSION[0] == "4"
 QT5 = QT_VERSION[0] == "5"