diff --git a/pywxdump/__init__.py b/pywxdump/__init__.py
index 68d488f..1fce576 100644
--- a/pywxdump/__init__.py
+++ b/pywxdump/__init__.py
@@ -22,4 +22,4 @@ except:
     VERSION_LIST = {}
     VERSION_LIST_PATH = None
 
-__version__ = "2.4.0"
+__version__ = "2.4.1"
diff --git a/setup.py b/setup.py
index 3fe10ce..5b7025e 100644
--- a/setup.py
+++ b/setup.py
@@ -25,7 +25,8 @@ install_requires = [
     "flask",
     "lz4",
     "blackboxprotobuf",
-    "lxml"
+    "lxml",
+    "flask_cors",
 ]
 
 setup(