diff --git a/libafl/src/events/llmp.rs b/libafl/src/events/llmp.rs
index b7200ec1d3..206d4d1685 100644
--- a/libafl/src/events/llmp.rs
+++ b/libafl/src/events/llmp.rs
@@ -615,7 +615,7 @@ where
         for<'a> E::Observers: Deserialize<'a>,
         Z: ExecutionProcessor<E::Observers, State = S> + EvaluatorObservers<E::Observers>,
     {
-        if self.hooks.pre_exec_all(state, client_id, &event)? {
+        if !self.hooks.pre_exec_all(state, client_id, &event)? {
             return Ok(());
         }
         match event {