diff --git a/src/client/firefox/types.js b/src/client/firefox/types.js
index 7d4c5be805..e849c46e41 100644
--- a/src/client/firefox/types.js
+++ b/src/client/firefox/types.js
@@ -350,8 +350,8 @@ export type ThreadClient = {
   source: ({ actor: SourceId }) => SourceClient,
   pauseGrip: (Grip | Function) => ObjectClient,
   pauseOnExceptions: (boolean, boolean) => Promise<*>,
-  setXHRBreakpoint: (contains: string) => Promise<boolean>,
-  removeXHRBreakpoint: (contains: string) => Promise<boolean>,
+  setXHRBreakpoint: (contains: string, method: string) => Promise<boolean>,
+  removeXHRBreakpoint: (contains: string, method: string) => Promise<boolean>,
   interrupt: () => Promise<*>,
   eventListeners: () => Promise<*>,
   getFrames: (number, number) => FramesResponse,