diff --git a/src/async.ts b/src/async.ts
index 3694aeb..0556aee 100644
--- a/src/async.ts
+++ b/src/async.ts
@@ -378,8 +378,7 @@ export abstract class BaseAsyncEnumerable<TElement> implements AsyncEnumerable<T
       return this;
     }
 
-    const arr = new Array<AsyncEnumerable<TElement>>();
-    arr.push(this);
+    const arr: AsyncEnumerable<TElement>[] = [this];
 
     for (const iterable of iterables) {
       arr.push(wrap(iterable));
@@ -855,7 +854,7 @@ export abstract class BaseAsyncEnumerable<TElement> implements AsyncEnumerable<T
   }
 
   async toArray() {
-    const array = new Array<TElement>();
+    const array: TElement[] = [];
 
     for await (const element of this) {
       array.push(element);
@@ -963,7 +962,7 @@ abstract class BaseOrderedAsyncEnumerable<TElement> extends BaseAsyncEnumerable<
   }
 
   override async *iterator() {
-    const arr = new Array<TElement>();
+    const arr: TElement[] = [];
 
     for await (const obj of this.#enumerable) {
       arr.push(obj);
@@ -1868,7 +1867,7 @@ class ReversedAsyncEnumerable<T> extends BaseAsyncEnumerable<T> {
   }
 
   override async *iterator() {
-    const buffer = new Array<T>();
+    const buffer: T[] = [];
 
     for await (const obj of this.#enumerable) {
       buffer.push(obj);
@@ -1932,14 +1931,14 @@ class ChunkedAsyncEnumerable<T> extends BaseAsyncEnumerable<T[]> {
   }
 
   override async *iterator() {
-    let chunk = new Array<T>();
+    let chunk: T[] = [];
 
     for await (const obj of this.#enumerable) {
       chunk.push(obj);
 
       if (chunk.length === this.#size) {
         yield chunk;
-        chunk = new Array<T>();
+        chunk = [];
       }
     }
 
@@ -2009,7 +2008,7 @@ class GroupJoinAsyncEnumerable<TOuter, TInner, TKey, TResult> extends BaseAsyncE
   override async *iterator() {
     for await (const firstObj of this.#first) {
       const firstKey = await this.#firstKeySelector(firstObj);
-      const secondObjs = new Array<TInner>();
+      const secondObjs: TInner[] = [];
 
       for await (const secondObj of this.#second) {
         const secondKey = await this.#secondKeySelector(secondObj);
diff --git a/src/sync.ts b/src/sync.ts
index d1d98bd..861c966 100644
--- a/src/sync.ts
+++ b/src/sync.ts
@@ -396,8 +396,7 @@ export abstract class BaseEnumerable<TElement> extends EnumerableMarker implemen
       return this;
     }
 
-    const arr = new Array<Enumerable<TElement>>();
-    arr.push(this);
+    const arr: Enumerable<TElement>[] = [this];
 
     for (const iterable of iterables) {
       arr.push(wrap(iterable));
@@ -1297,7 +1296,7 @@ abstract class BaseOrderedEnumerable<TElement> extends BaseEnumerable<TElement>
   }
 
   override *iterator() {
-    const arr = new Array<TElement>();
+    const arr: TElement[] = [];
 
     for (const obj of this.#enumerable) {
       arr.push(obj);
@@ -2450,7 +2449,7 @@ class ReversedEnumerable<T> extends BaseEnumerable<T> {
   }
 
   override *iterator() {
-    const buffer = new Array<T>();
+    const buffer: T[] = [];
 
     for (const obj of this.#enumerable) {
       buffer.push(obj);
@@ -2522,14 +2521,14 @@ class ChunkedEnumerable<T> extends BaseEnumerable<T[]> {
   }
 
   override *iterator() {
-    let chunk = new Array<T>();
+    let chunk: T[] = [];
 
     for (const obj of this.#enumerable) {
       chunk.push(obj);
 
       if (chunk.length === this.#size) {
         yield chunk;
-        chunk = new Array<T>();
+        chunk = [];
       }
     }
 
@@ -2615,7 +2614,7 @@ class GroupJoinEnumerable<TOuter, TInner, TKey, TResult> extends BaseEnumerable<
   override *iterator() {
     for (const firstObj of this.#first) {
       const firstKey = this.#firstKeySelector(firstObj);
-      const secondObjs = new Array<TInner>();
+      const secondObjs: TInner[] = [];
 
       for (const secondObj of this.#second) {
         const secondKey = this.#secondKeySelector(secondObj);