diff --git a/pydantic_yaml/mixin.py b/pydantic_yaml/mixin.py
index b4913ce..200c604 100644
--- a/pydantic_yaml/mixin.py
+++ b/pydantic_yaml/mixin.py
@@ -115,7 +115,7 @@ def yaml(
         exclude_unset: bool = False,
         exclude_defaults: bool = False,
         exclude_none: bool = False,
-        sort_keys: bool = True,
+        sort_keys: bool = False,
         default_flow_style: Optional[bool] = False,
         default_style: YamlStyle = None,
         indent: Optional[bool] = None,
@@ -134,7 +134,7 @@ def yaml(
             Arguments as per `BaseModel.dict()`.
         sort_keys : bool
             If True, will sort the keys in alphanumeric order for dictionaries.
-            Default is True. False will dump in the field definition order.
+            Default is False, which will dump in the field definition order.
         default_flow_style : bool or None
             Whether to use the "flow" style in the dumper. By default, this is False,
             which uses the "block" style (probably the most familiar to users).
diff --git a/pydantic_yaml/version.py b/pydantic_yaml/version.py
index a5f830a..777f190 100644
--- a/pydantic_yaml/version.py
+++ b/pydantic_yaml/version.py
@@ -1 +1 @@
-__version__ = "0.7.1"
+__version__ = "0.8.0"
diff --git a/setup.cfg b/setup.cfg
index 720a68e..bf9e807 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.7.1
+current_version = 0.8.0
 commit = False
 tag = False
 files = ./pydantic_yaml/version.py