diff --git a/CHANGES/667.misc b/CHANGES/667.misc
new file mode 100644
index 00000000..22fc86e9
--- /dev/null
+++ b/CHANGES/667.misc
@@ -0,0 +1 @@
+Disable ContentType filter by default
diff --git a/aiogram/dispatcher/filters/content_types.py b/aiogram/dispatcher/filters/content_types.py
index 177ecdae..dc96ca23 100644
--- a/aiogram/dispatcher/filters/content_types.py
+++ b/aiogram/dispatcher/filters/content_types.py
@@ -11,10 +11,9 @@ from .base import BaseFilter
 class ContentTypesFilter(BaseFilter):
     """
     Is useful for handling specific types of messages (For example separate text and stickers handlers).
-    This is always automatically adds to the filters list for message handlers.
     """
 
-    content_types: Optional[Union[Sequence[str], str]] = None
+    content_types: Union[Sequence[str], str]
     """Sequence of allowed content types"""
 
     @validator("content_types")
@@ -32,7 +31,4 @@ class ContentTypesFilter(BaseFilter):
         return value
 
     async def __call__(self, message: Message) -> Union[bool, Dict[str, Any]]:
-        if not self.content_types:  # pragma: no cover
-            # Is impossible but needed for valid typechecking
-            self.content_types = [ContentType.TEXT]
         return ContentType.ANY in self.content_types or message.content_type in self.content_types
diff --git a/tests/test_dispatcher/test_filters/test_content_types.py b/tests/test_dispatcher/test_filters/test_content_types.py
index 8d1706b2..046073c4 100644
--- a/tests/test_dispatcher/test_filters/test_content_types.py
+++ b/tests/test_dispatcher/test_filters/test_content_types.py
@@ -16,12 +16,6 @@ class MinimalMessage:
 
 
 class TestContentTypesFilter:
-    async def test_validator_empty(self):
-        filter_ = ContentTypesFilter()
-        assert not filter_.content_types
-        await filter_(cast(Message, MinimalMessage(ContentType.TEXT)))
-        assert filter_.content_types == [ContentType.TEXT]
-
     def test_validator_empty_list(self):
         filter_ = ContentTypesFilter(content_types=[])
         assert filter_.content_types == []
@@ -46,7 +40,6 @@ class TestContentTypesFilter:
     @pytest.mark.parametrize(
         "values,content_type,result",
         [
-            [[], ContentType.TEXT, True],
             [[ContentType.TEXT], ContentType.TEXT, True],
             [[ContentType.PHOTO], ContentType.TEXT, False],
             [[ContentType.ANY], ContentType.TEXT, True],