diff --git a/datafusion/catalog/src/information_schema.rs b/datafusion/catalog/src/information_schema.rs
index 35f07084e3e3..c95581979025 100644
--- a/datafusion/catalog/src/information_schema.rs
+++ b/datafusion/catalog/src/information_schema.rs
@@ -1167,7 +1167,7 @@ struct InformationSchemaRoutinesBuilder {
 }
 
 impl InformationSchemaRoutinesBuilder {
-    #[allow(clippy::too_many_arguments)]
+    #[expect(clippy::too_many_arguments)]
     fn add_routine(
         &mut self,
         catalog_name: impl AsRef<str>,
@@ -1301,7 +1301,7 @@ struct InformationSchemaParametersBuilder {
 }
 
 impl InformationSchemaParametersBuilder {
-    #[allow(clippy::too_many_arguments)]
+    #[expect(clippy::too_many_arguments)]
     fn add_parameter(
         &mut self,
         specific_catalog: impl AsRef<str>,
diff --git a/datafusion/catalog/src/lib.rs b/datafusion/catalog/src/lib.rs
index da50efbd6812..fcdf049943ba 100644
--- a/datafusion/catalog/src/lib.rs
+++ b/datafusion/catalog/src/lib.rs
@@ -25,6 +25,7 @@
 #![cfg_attr(not(test), deny(clippy::clone_on_ref_ptr))]
 #![deny(clippy::needless_pass_by_value)]
 #![cfg_attr(test, allow(clippy::needless_pass_by_value))]
+#![deny(clippy::allow_attributes)]
 
 //! Interfaces and default implementations of catalogs and schemas.
 //!
diff --git a/datafusion/catalog/src/schema.rs b/datafusion/catalog/src/schema.rs
index 9ba55256f182..222b1d8ed784 100644
--- a/datafusion/catalog/src/schema.rs
+++ b/datafusion/catalog/src/schema.rs
@@ -68,7 +68,7 @@ pub trait SchemaProvider: Debug + Sync + Send {
     ///
     /// If a table of the same name was already registered, returns "Table
     /// already exists" error.
-    #[allow(unused_variables)]
+    #[expect(unused_variables)]
     fn register_table(
         &self,
         name: String,
@@ -81,7 +81,7 @@ pub trait SchemaProvider: Debug + Sync + Send {
     /// schema and returns the previously registered [`TableProvider`], if any.
     ///
     /// If no `name` table exists, returns Ok(None).
-    #[allow(unused_variables)]
+    #[expect(unused_variables)]
     fn deregister_table(&self, name: &str) -> Result<Option<Arc<dyn TableProvider>>> {
         exec_err!("schema provider does not support deregistering tables")
     }