diff --git a/components/style/properties/data.py b/components/style/properties/data.py
index eb61992c44b..eb601f1de24 100644
--- a/components/style/properties/data.py
+++ b/components/style/properties/data.py
@@ -205,7 +205,7 @@ class Keyword(object):
 def arg_to_bool(arg):
     if isinstance(arg, bool):
         return arg
-    assert arg in ["True", "False"], "Unexpected value for boolean arguement: " + repr(
+    assert arg in ["True", "False"], "Unexpected value for boolean argument: " + repr(
         arg
     )
     return arg == "True"