diff --git a/encrypted_fields/fields.py b/encrypted_fields/fields.py
index 26e8b16..4ef0bba 100644
--- a/encrypted_fields/fields.py
+++ b/encrypted_fields/fields.py
@@ -94,7 +94,9 @@ class EncryptedDateTimeField(EncryptedFieldMixin, models.DateTimeField):
 
 
 class EncryptedIntegerField(EncryptedFieldMixin, models.IntegerField):
-    pass
+    @cached_property
+    def validators(self):
+        return [*self.default_validators, *self._validators]
 
 
 class EncryptedDateField(EncryptedFieldMixin, models.DateField):
diff --git a/setup.py b/setup.py
index ab12ced..4c8e8a4 100644
--- a/setup.py
+++ b/setup.py
@@ -11,7 +11,7 @@ setup(
     author="fragment.co.jp",
     author_email="info@fragment.co.jp",
     packages=["encrypted_fields"],
-    version="0.1.1",
+    version="0.1.2",
     install_requires=[
         "Django>=2.2",
         "cryptography>=35.0.0",