diff --git a/CHANGELOG.md b/CHANGELOG.md
index 988f7c0..dd396f1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+# 0.5.0
+
+- Removed: public dead code trait CallbackSystemTrait has been removed.
+- Removed: many dependencies have been removed by relying on bevy sub-crates.
+
 # 0.4.1
 
 - Added: public `EventListenerSet` set label added, and all plugin systems added to the set.
diff --git a/Cargo.toml b/Cargo.toml
index b93253b..e3c2f2e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,7 +6,7 @@ resolver = "2"
 
 [package]
 name = "bevy_eventlistener"
-version = "0.4.1"
+version = "0.5.0"
 edition = "2021"
 description = "Event listeners and callbacks for bevy"
 license = "MIT OR Apache-2.0"
@@ -15,8 +15,8 @@ keywords = ["gamedev", "bevy", "eventlistener", "callbacks"]
 categories = ["game-engines", "rendering"]
 
 [dependencies]
-bevy_eventlistener_core = { path = "crates/bevy_eventlistener_core", version = "0.4.1" }
-bevy_eventlistener_derive = { path = "crates/bevy_eventlistener_derive", version = "0.4.1" }
+bevy_eventlistener_core = { path = "crates/bevy_eventlistener_core", version = "0.5.0" }
+bevy_eventlistener_derive = { path = "crates/bevy_eventlistener_derive", version = "0.5.0" }
 
 [dev-dependencies]
 bevy = { version = "0.11", default-features = false, features = [
diff --git a/crates/bevy_eventlistener_core/Cargo.toml b/crates/bevy_eventlistener_core/Cargo.toml
index bcf888a..3f70794 100644
--- a/crates/bevy_eventlistener_core/Cargo.toml
+++ b/crates/bevy_eventlistener_core/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "bevy_eventlistener_core"
-version = "0.4.1"
+version = "0.5.0"
 edition = "2021"
 description = "Event listeners and callbacks for bevy"
 license = "MIT OR Apache-2.0"
@@ -9,4 +9,11 @@ keywords = ["gamedev", "bevy", "eventlistener", "callbacks"]
 categories = ["game-engines", "rendering"]
 
 [dependencies]
-bevy = { version = "0.11", default-features = false }
+bevy_ecs = "0.11"
+bevy_app = "0.11"
+bevy_utils = "0.11"
+bevy_hierarchy = "0.11"
+
+[features]
+default = ["trace"]
+trace = []
diff --git a/crates/bevy_eventlistener_core/src/callbacks.rs b/crates/bevy_eventlistener_core/src/callbacks.rs
index 7fc1d53..08fa2e3 100644
--- a/crates/bevy_eventlistener_core/src/callbacks.rs
+++ b/crates/bevy_eventlistener_core/src/callbacks.rs
@@ -1,9 +1,7 @@
-use bevy::{ecs::system::BoxedSystem, prelude::*};
+use bevy_ecs::{prelude::*, system::BoxedSystem};
 
 use crate::EntityEvent;
 
-pub trait CallbackSystemTrait: System<In = (), Out = ()> + Reflect {}
-
 #[derive(Default, Debug)]
 pub enum CallbackSystem {
     #[default]
@@ -52,16 +50,18 @@ pub type ListenerMut<'w, E> = ResMut<'w, ListenerInput<E>>;
 /// callback systems.
 ///
 /// ```
-/// # use bevy_eventlistener::callbacks::ListenerMut;
-/// # use bevy_eventlistener_derive::EntityEvent;
-/// # use bevy_eventlistener::event_listener::EntityEvent;
-/// # use bevy::prelude::*;
-/// # #[derive(EntityEvent, Clone)]
+/// # use bevy_eventlistener_core::{callbacks::ListenerMut, event_listener::EntityEvent};
+/// # use bevy_ecs::prelude::*;
+/// # #[derive(Clone, Event)]
 /// # struct MyEvent {
-/// #     #[target]
 /// #     target: Entity,
 /// #     foo: usize,
 /// # }
+/// # impl EntityEvent for MyEvent {
+/// #     fn target(&self) -> Entity {
+/// #         self.target
+/// #     }
+/// # }
 /// fn my_callback(mut event: ListenerMut<MyEvent>) {
 ///     event.foo += 1; // Mutate the event that is being bubbled
 ///     event.target(); // The entity that was originally targeted
diff --git a/crates/bevy_eventlistener_core/src/event_dispatcher.rs b/crates/bevy_eventlistener_core/src/event_dispatcher.rs
index def254c..14c381d 100644
--- a/crates/bevy_eventlistener_core/src/event_dispatcher.rs
+++ b/crates/bevy_eventlistener_core/src/event_dispatcher.rs
@@ -1,7 +1,6 @@
-use bevy::{
-    prelude::*,
-    utils::{HashMap, HashSet},
-};
+use bevy_ecs::prelude::*;
+use bevy_hierarchy::Parent;
+use bevy_utils::{HashMap, HashSet};
 
 use crate::{
     callbacks::{CallbackSystem, ListenerInput},
diff --git a/crates/bevy_eventlistener_core/src/event_listener.rs b/crates/bevy_eventlistener_core/src/event_listener.rs
index 7d42e90..e305e71 100644
--- a/crates/bevy_eventlistener_core/src/event_listener.rs
+++ b/crates/bevy_eventlistener_core/src/event_listener.rs
@@ -1,10 +1,12 @@
 use std::marker::PhantomData;
 
 use crate::callbacks::{CallbackSystem, ListenerInput};
-use bevy::{
-    ecs::system::{Command, EntityCommands},
+use bevy_ecs::{
     prelude::*,
+    system::{Command, EntityCommands},
 };
+#[cfg(feature = "trace")]
+use bevy_utils::tracing::error;
 
 /// An event that targets a specific entity, and should support event listeners and bubbling.
 pub trait EntityEvent: Event + Clone {
@@ -101,6 +103,7 @@ impl<E: EntityEvent> On<E> {
                 if let Ok(mut component) = query.get_mut(event.target()) {
                     func(&event, &mut component);
                 } else {
+                    #[cfg(feature = "trace")]
                     error!(
                         "Component {:?} not found on entity {:?} during callback for event {:?}",
                         std::any::type_name::<C>(),
@@ -151,6 +154,7 @@ impl<E: EntityEvent> On<E> {
                 if let Ok(mut component) = query.get_mut(event.listener()) {
                     func(&event, &mut component);
                 } else {
+                    #[cfg(feature = "trace")]
                     error!(
                         "Component {:?} not found on entity {:?} during callback for event {:?}",
                         std::any::type_name::<C>(),
diff --git a/crates/bevy_eventlistener_core/src/lib.rs b/crates/bevy_eventlistener_core/src/lib.rs
index 653264a..e19cd34 100644
--- a/crates/bevy_eventlistener_core/src/lib.rs
+++ b/crates/bevy_eventlistener_core/src/lib.rs
@@ -1,6 +1,7 @@
 //! Core implementation of event listening, bubbling, and callbacks.
 
-use bevy::prelude::*;
+use bevy_app::prelude::*;
+use bevy_ecs::prelude::*;
 
 use event_dispatcher::EventDispatcher;
 use event_listener::EntityEvent;
diff --git a/crates/bevy_eventlistener_derive/Cargo.toml b/crates/bevy_eventlistener_derive/Cargo.toml
index e31592b..51ccacb 100644
--- a/crates/bevy_eventlistener_derive/Cargo.toml
+++ b/crates/bevy_eventlistener_derive/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "bevy_eventlistener_derive"
-version = "0.4.1"
+version = "0.5.0"
 edition = "2021"
 description = "Event listeners and callbacks for bevy"
 license = "MIT OR Apache-2.0"
@@ -12,7 +12,7 @@ categories = ["game-engines", "rendering"]
 proc-macro = true
 
 [dependencies]
-bevy_eventlistener_core = { path = "../bevy_eventlistener_core", version = "0.4.1" }
+bevy_eventlistener_core = { path = "../bevy_eventlistener_core", version = "0.5.0" }
 quote = "1"
 syn = "2"
 proc-macro2 = "1"