diff --git a/README.md b/README.md
index daf1f81..a213315 100644
--- a/README.md
+++ b/README.md
@@ -51,7 +51,7 @@ SECRET_KEY_FALLBACKS = ["old-key"]
 If you wish to update the existing encrypted records simply load and re-save the models to use the new key.
 
 ```python
-for obj in MuModel.objects.all():
+for obj in MyModel.objects.all():
     obj.save()
 ```
 
diff --git a/setup.py b/setup.py
index 74190ba..92abdf2 100644
--- a/setup.py
+++ b/setup.py
@@ -10,7 +10,7 @@ setup(
     author="jazzband",
     author_email="n.anahara@fragment.co.jp",
     packages=["encrypted_fields"],
-    version="0.2.0",
+    version="0.3.0",
     install_requires=[
         "Django>=3.2",
         "cryptography>=35.0.0",