diff --git a/src/common/src/array/list_array.rs b/src/common/src/array/list_array.rs
index d936ffff95c5d..2d68e5eb35f1f 100644
--- a/src/common/src/array/list_array.rs
+++ b/src/common/src/array/list_array.rs
@@ -604,12 +604,12 @@ impl<'a> ListRef<'a> {
         let (k, v) = self.array.as_struct().fields().collect_tuple().unwrap();
         (
             ListRef {
-                array: &k,
+                array: k,
                 start: self.start,
                 end: self.end,
             },
             ListRef {
-                array: &v,
+                array: v,
                 start: self.start,
                 end: self.end,
             },
diff --git a/src/expr/impl/src/scalar/array.rs b/src/expr/impl/src/scalar/array.rs
index cf7e657b8c025..c23c69cd76f94 100644
--- a/src/expr/impl/src/scalar/array.rs
+++ b/src/expr/impl/src/scalar/array.rs
@@ -98,9 +98,9 @@ fn map(key: ListRef<'_>, value: ListRef<'_>) -> Result<MapValue, ExprError> {
 /// NULL
 /// ```
 #[function("map_access(anymap, any) -> any")]
-fn map_access<'a, 'b>(
+fn map_access<'a>(
     map: MapRef<'a>,
-    key: ScalarRefImpl<'b>,
+    key: ScalarRefImpl<'_>,
 ) -> Result<Option<ScalarRefImpl<'a>>, ExprError> {
     // FIXME: DatumRef in return value is not support by the macro yet.