diff --git a/fastapi/param_functions.py b/fastapi/param_functions.py
index 50e54e4417..1e7237fac9 100644
--- a/fastapi/param_functions.py
+++ b/fastapi/param_functions.py
@@ -240,7 +240,7 @@ def Path(  # noqa: N802
             "Deprecated in OpenAPI 3.1.0 that now uses JSON Schema 2020-12, "
             "although still supported. Use examples instead."
         ),
-    ] = _Unset,  # ty: ignore[invalid-parameter-default]
+    ] = _Unset,
     openapi_examples: Annotated[
         dict[str, Example] | None,
         Doc(
@@ -599,7 +599,7 @@ def Query(  # noqa: N802
             "Deprecated in OpenAPI 3.1.0 that now uses JSON Schema 2020-12, "
             "although still supported. Use examples instead."
         ),
-    ] = _Unset,  # ty: ignore[invalid-parameter-default]
+    ] = _Unset,
     openapi_examples: Annotated[
         dict[str, Example] | None,
         Doc(
@@ -921,7 +921,7 @@ def Header(  # noqa: N802
             "Deprecated in OpenAPI 3.1.0 that now uses JSON Schema 2020-12, "
             "although still supported. Use examples instead."
         ),
-    ] = _Unset,  # ty: ignore[invalid-parameter-default]
+    ] = _Unset,
     openapi_examples: Annotated[
         dict[str, Example] | None,
         Doc(
@@ -1227,7 +1227,7 @@ def Cookie(  # noqa: N802
             "Deprecated in OpenAPI 3.1.0 that now uses JSON Schema 2020-12, "
             "although still supported. Use examples instead."
         ),
-    ] = _Unset,  # ty: ignore[invalid-parameter-default]
+    ] = _Unset,
     openapi_examples: Annotated[
         dict[str, Example] | None,
         Doc(
@@ -1555,7 +1555,7 @@ def Body(  # noqa: N802
             "Deprecated in OpenAPI 3.1.0 that now uses JSON Schema 2020-12, "
             "although still supported. Use examples instead."
         ),
-    ] = _Unset,  # ty: ignore[invalid-parameter-default]
+    ] = _Unset,
     openapi_examples: Annotated[
         dict[str, Example] | None,
         Doc(
@@ -1871,7 +1871,7 @@ def Form(  # noqa: N802
             "Deprecated in OpenAPI 3.1.0 that now uses JSON Schema 2020-12, "
             "although still supported. Use examples instead."
         ),
-    ] = _Unset,  # ty: ignore[invalid-parameter-default]
+    ] = _Unset,
     openapi_examples: Annotated[
         dict[str, Example] | None,
         Doc(
@@ -2186,7 +2186,7 @@ def File(  # noqa: N802
             "Deprecated in OpenAPI 3.1.0 that now uses JSON Schema 2020-12, "
             "although still supported. Use examples instead."
         ),
-    ] = _Unset,  # ty: ignore[invalid-parameter-default]
+    ] = _Unset,
     openapi_examples: Annotated[
         dict[str, Example] | None,
         Doc(
diff --git a/fastapi/params.py b/fastapi/params.py
index f695efc84a..ec4dc15115 100644
--- a/fastapi/params.py
+++ b/fastapi/params.py
@@ -65,7 +65,7 @@ class Param(FieldInfo):  # type: ignore[misc]
                 "Deprecated in OpenAPI 3.1.0 that now uses JSON Schema 2020-12, "
                 "although still supported. Use examples instead."
             ),
-        ] = _Unset,  # ty: ignore[invalid-parameter-default]
+        ] = _Unset,
         openapi_examples: dict[str, Example] | None = None,
         deprecated: deprecated | str | bool | None = None,
         include_in_schema: bool = True,
@@ -176,7 +176,7 @@ class Path(Param):  # type: ignore[misc]  # ty: ignore[unused-ignore-comment]
                 "Deprecated in OpenAPI 3.1.0 that now uses JSON Schema 2020-12, "
                 "although still supported. Use examples instead."
             ),
-        ] = _Unset,  # ty: ignore[invalid-parameter-default]
+        ] = _Unset,
         openapi_examples: dict[str, Example] | None = None,
         deprecated: deprecated | str | bool | None = None,
         include_in_schema: bool = True,
@@ -260,7 +260,7 @@ class Query(Param):  # type: ignore[misc]  # ty: ignore[unused-ignore-comment]
                 "Deprecated in OpenAPI 3.1.0 that now uses JSON Schema 2020-12, "
                 "although still supported. Use examples instead."
             ),
-        ] = _Unset,  # ty: ignore[invalid-parameter-default]
+        ] = _Unset,
         openapi_examples: dict[str, Example] | None = None,
         deprecated: deprecated | str | bool | None = None,
         include_in_schema: bool = True,
@@ -343,7 +343,7 @@ class Header(Param):  # type: ignore[misc]  # ty: ignore[unused-ignore-comment]
                 "Deprecated in OpenAPI 3.1.0 that now uses JSON Schema 2020-12, "
                 "although still supported. Use examples instead."
             ),
-        ] = _Unset,  # ty: ignore[invalid-parameter-default]
+        ] = _Unset,
         openapi_examples: dict[str, Example] | None = None,
         deprecated: deprecated | str | bool | None = None,
         include_in_schema: bool = True,
@@ -426,7 +426,7 @@ class Cookie(Param):  # type: ignore[misc]  # ty: ignore[unused-ignore-comment]
                 "Deprecated in OpenAPI 3.1.0 that now uses JSON Schema 2020-12, "
                 "although still supported. Use examples instead."
             ),
-        ] = _Unset,  # ty: ignore[invalid-parameter-default]
+        ] = _Unset,
         openapi_examples: dict[str, Example] | None = None,
         deprecated: deprecated | str | bool | None = None,
         include_in_schema: bool = True,
@@ -508,7 +508,7 @@ class Body(FieldInfo):  # type: ignore[misc]
                 "Deprecated in OpenAPI 3.1.0 that now uses JSON Schema 2020-12, "
                 "although still supported. Use examples instead."
             ),
-        ] = _Unset,  # ty: ignore[invalid-parameter-default]
+        ] = _Unset,
         openapi_examples: dict[str, Example] | None = None,
         deprecated: deprecated | str | bool | None = None,
         include_in_schema: bool = True,
@@ -619,7 +619,7 @@ class Form(Body):  # type: ignore[misc]  # ty: ignore[unused-ignore-comment]
                 "Deprecated in OpenAPI 3.1.0 that now uses JSON Schema 2020-12, "
                 "although still supported. Use examples instead."
             ),
-        ] = _Unset,  # ty: ignore[invalid-parameter-default]
+        ] = _Unset,
         openapi_examples: dict[str, Example] | None = None,
         deprecated: deprecated | str | bool | None = None,
         include_in_schema: bool = True,
@@ -701,7 +701,7 @@ class File(Form):  # type: ignore[misc]  # ty: ignore[unused-ignore-comment]
                 "Deprecated in OpenAPI 3.1.0 that now uses JSON Schema 2020-12, "
                 "although still supported. Use examples instead."
             ),
-        ] = _Unset,  # ty: ignore[invalid-parameter-default]
+        ] = _Unset,
         openapi_examples: dict[str, Example] | None = None,
         deprecated: deprecated | str | bool | None = None,
         include_in_schema: bool = True,