diff --git a/raygun4js/raygun4js.d.ts b/raygun4js/raygun4js.d.ts
index c1a294bb31..974a37f2be 100644
--- a/raygun4js/raygun4js.d.ts
+++ b/raygun4js/raygun4js.d.ts
@@ -62,8 +62,8 @@ declare namespace raygun {
         ignoreAjaxAbort?: boolean;
         ignoreAjaxError?: boolean;
         disableAnonymousUserTracking?: boolean;
-        excludedHostnames?: boolean;
-        excludedUserAgents?: boolean;
+        excludedHostnames?: (string|RegExp)[];
+        excludedUserAgents?: (string|RegExp)[];
         wrapAsynchronousCallbacks?: boolean;
         debugMode?: boolean;
         ignore3rdPartyErrors?: boolean;