diff --git a/index.d.ts b/index.d.ts
index a969854..fbbfd8b 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -22,11 +22,11 @@ declare const dotProp: {
 	```
 	*/
 	get<T>(
-		object: {[key: string]: any},
+		object: {[key: string]: any} | undefined,
 		path: string
 	): T | undefined;
 	get<T>(
-		object: {[key: string]: any},
+		object: {[key: string]: any} | undefined,
 		path: string,
 		defaultValue: T
 	): T;