diff --git a/src/zeroconf/_services/browser.pxd b/src/zeroconf/_services/browser.pxd
index f01645ee..540b20ca 100644
--- a/src/zeroconf/_services/browser.pxd
+++ b/src/zeroconf/_services/browser.pxd
@@ -72,3 +72,5 @@ cdef class _ServiceBrowserBase(RecordUpdateListener):
     cpdef _async_schedule_next(self, object now)
 
     cpdef _async_send_ready_queries(self, object now)
+
+    cpdef _cancel_send_timer(self)