diff --git a/src/URLAPI/URLSearchParams.res b/src/URLAPI/URLSearchParams.res
index 9f0f713..b229d06 100644
--- a/src/URLAPI/URLSearchParams.res
+++ b/src/URLAPI/URLSearchParams.res
@@ -50,7 +50,7 @@ Returns the first value associated to the given search parameter.
 [Read more on MDN](https://developer.mozilla.org/docs/Web/API/URLSearchParams/get)
 */
 @send
-external get: (urlSearchParams, string) => string = "get"
+external get: (urlSearchParams, string) => null<string> = "get"
 
 /**
 Returns all the values association with a given search parameter.