diff --git a/integration-testing/src/flight_server_scenarios/auth_basic_proto.rs b/integration-testing/src/flight_server_scenarios/auth_basic_proto.rs
index 4bef88cbe5a..361810bc244 100644
--- a/integration-testing/src/flight_server_scenarios/auth_basic_proto.rs
+++ b/integration-testing/src/flight_server_scenarios/auth_basic_proto.rs
@@ -31,7 +31,7 @@ impl Service {
             .get_bin("auth-token-bin")
             .and_then(|v| v.to_bytes().ok())
             .and_then(|b| String::from_utf8(b.to_vec()).ok())
-            .and_then(|username| (username == AUTH_USERNAME).then(|| AUTH_USERNAME.to_string()))
+            .and_then(|username| (username == AUTH_USERNAME).then_some(AUTH_USERNAME.to_string()))
             .ok_or_else(|| Status::unauthenticated("Invalid token"))
     }
 }
diff --git a/src/array/boolean/iterator.rs b/src/array/boolean/iterator.rs
index cc735b3a76c..a56cf9095af 100644
--- a/src/array/boolean/iterator.rs
+++ b/src/array/boolean/iterator.rs
@@ -22,8 +22,8 @@ impl IntoIterator for BooleanArray {
     fn into_iter(self) -> Self::IntoIter {
         let (_, values, validity) = self.into_inner();
         let values = values.into_iter();
-        let validity =
-            validity.and_then(|validity| (validity.unset_bits() > 0).then_some(validity.into_iter()));
+        let validity = validity
+            .and_then(|validity| (validity.unset_bits() > 0).then_some(validity.into_iter()));
         ZipValidity::new(values, validity)
     }
 }
diff --git a/src/array/primitive/iterator.rs b/src/array/primitive/iterator.rs
index 0ab75aa597c..8c1cdd5fb18 100644
--- a/src/array/primitive/iterator.rs
+++ b/src/array/primitive/iterator.rs
@@ -16,8 +16,8 @@ impl<T: NativeType> IntoIterator for PrimitiveArray<T> {
     fn into_iter(self) -> Self::IntoIter {
         let (_, values, validity) = self.into_inner();
         let values = values.into_iter();
-        let validity =
-            validity.and_then(|validity| (validity.unset_bits() > 0).then_some(validity.into_iter()));
+        let validity = validity
+            .and_then(|validity| (validity.unset_bits() > 0).then_some(validity.into_iter()));
         ZipValidity::new(values, validity)
     }
 }
diff --git a/tests/it/io/parquet/read_indexes.rs b/tests/it/io/parquet/read_indexes.rs
index 4e41bb2baf6..462e9f8c1b4 100644
--- a/tests/it/io/parquet/read_indexes.rs
+++ b/tests/it/io/parquet/read_indexes.rs
@@ -120,7 +120,7 @@ fn read_with_indexes(
                 first_field_column
                     .iter()
                     .zip(selection)
-                    .filter_map(|(i, is_selected)| is_selected.then(|| *i))
+                    .filter_map(|(i, is_selected)| is_selected.then_some(*i))
                     .collect()
             })
         })