diff --git a/lib/src/config/shadow.rs b/lib/src/config/shadow.rs
index 65d77f1..66abdac 100644
--- a/lib/src/config/shadow.rs
+++ b/lib/src/config/shadow.rs
@@ -117,9 +117,6 @@ impl ShadowConfig {
         experimental
             .entry("use_memory_manager".into())
             .or_insert(Value::Bool(true));
-        experimental
-            .entry("host_heartbeat_interval".into())
-            .or_insert_with(|| Value::String("1m".into()));
         Ok(())
     }
 }
diff --git a/lib/tests/configs/basic.yaml b/lib/tests/configs/basic.yaml
index 4570b6a..1f692a9 100644
--- a/lib/tests/configs/basic.yaml
+++ b/lib/tests/configs/basic.yaml
@@ -7,7 +7,6 @@ general:
 experimental:
   runahead: 20ms
   use_memory_manager: true
-  host_heartbeat_interval: 1m
 
 ethereum:
   validators: 160