From 8574b4ef9ae4c1b69575617932a3663a5960dfee Mon Sep 17 00:00:00 2001
From: Joseph Perez <joperez@hotmail.fr>
Date: Tue, 10 Dec 2024 17:33:30 +0100
Subject: [PATCH] fix: add missing mut

---
 zenoh-ext/src/advanced_subscriber.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/zenoh-ext/src/advanced_subscriber.rs b/zenoh-ext/src/advanced_subscriber.rs
index eaad4429d..ae7f9312e 100644
--- a/zenoh-ext/src/advanced_subscriber.rs
+++ b/zenoh-ext/src/advanced_subscriber.rs
@@ -357,7 +357,7 @@ impl Wait for AdvancedSubscriberBuilder<'_, '_, '_, Callback<Sample>, true> {
     fn wait(self) -> <Self as Resolvable>::To {
         let mut sub = AdvancedSubscriber::new(self.with_static_keys())?;
         sub.subscriber.set_background(true);
-        if let Some(liveliness_sub) = sub.liveliness_subscriber.take() {
+        if let Some(mut liveliness_sub) = sub.liveliness_subscriber.take() {
             liveliness_sub.set_background(true);
         }
         Ok(())