diff --git a/quickwit-actors/src/lib.rs b/quickwit-actors/src/lib.rs
index fa3f29d0e36..991611de6d6 100644
--- a/quickwit-actors/src/lib.rs
+++ b/quickwit-actors/src/lib.rs
@@ -67,7 +67,7 @@ pub use crate::runner::ActorRunner;
 /// If an actor does not advertise a progress within an interval of duration `HEARTBEAT`,
 /// its supervisor will consider it as blocked and will proceed to kill it, as well
 /// as all of the actors all the actors that share the killswitch.
-pub const HEARTBEAT: Duration = Duration::from_secs(1);
+pub const HEARTBEAT: Duration = Duration::from_secs(3);
 
 pub fn message_timeout() -> Duration {
     HEARTBEAT.mul_f32(0.2f32)