diff --git a/lodash/lodash-tests.ts b/lodash/lodash-tests.ts
index 90595edd2..dbf8b1d5d 100644
--- a/lodash/lodash-tests.ts
+++ b/lodash/lodash-tests.ts
@@ -5136,8 +5136,20 @@ result = <boolean>_({}).isString();
 }
 
 // _.isTypedArray
-result = <boolean>_.isTypedArray([]);
-result = <boolean>_([]).isTypedArray();
+module TestIsTypedArray {
+    {
+        let result: boolean;
+
+        result = _.isTypedArray([]);
+        result = _([]).isTypedArray();
+    }
+
+    {
+        let result: _.LoDashExplicitWrapper<boolean>;
+
+        result = _([]).chain().isTypedArray();
+    }
+}
 
 // _.isUndefined
 result = <boolean>_.isUndefined(any);
diff --git a/lodash/lodash.d.ts b/lodash/lodash.d.ts
index 80532999a..dd7c459a0 100644
--- a/lodash/lodash.d.ts
+++ b/lodash/lodash.d.ts
@@ -9013,6 +9013,7 @@ declare module _ {
     interface LoDashStatic {
         /**
          * Checks if value is classified as a typed array.
+         *
          * @param value The value to check.
          * @return Returns true if value is correctly classified, else false.
          */
@@ -9026,6 +9027,13 @@ declare module _ {
         isTypedArray(): boolean;
     }
 
+    interface LoDashExplicitWrapperBase<T, TWrapper> {
+        /**
+         * see _.isTypedArray
+         */
+        isTypedArray(): LoDashExplicitWrapper<boolean>;
+    }
+
     //_.isUndefined
     interface LoDashStatic {
         /**