diff --git a/native/proto/src/lib.rs b/native/proto/src/lib.rs
index 44101965d..266bf62db 100644
--- a/native/proto/src/lib.rs
+++ b/native/proto/src/lib.rs
@@ -15,6 +15,8 @@
 // specific language governing permissions and limitations
 // under the License.
 
+// The clippy throws an error if the reference clone not wrapped into `Arc::clone`
+// The lint makes easier for code reader/reviewer separate references clones from more heavyweight ones
 #![deny(clippy::clone_on_ref_ptr)]
 
 // Include generated modules from .proto files.
diff --git a/native/spark-expr/src/lib.rs b/native/spark-expr/src/lib.rs
index 1b1ddbe91..9fb16f94d 100644
--- a/native/spark-expr/src/lib.rs
+++ b/native/spark-expr/src/lib.rs
@@ -14,6 +14,9 @@
 // KIND, either express or implied.  See the License for the
 // specific language governing permissions and limitations
 // under the License.
+
+// The clippy throws an error if the reference clone not wrapped into `Arc::clone`
+// The lint makes easier for code reader/reviewer separate references clones from more heavyweight ones
 #![deny(clippy::clone_on_ref_ptr)]
 
 mod cast;