diff --git a/CHANGELOG.md b/CHANGELOG.md
index f86f308..2adaa5b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Bevy 0.12 support (#14)
+* Verlet physics always happens on `FixedUpdate` schedule (#12)
+
 ## 0.6.1
 
 * Performance improvements (#12)
diff --git a/src/resources/config.rs b/src/config.rs
similarity index 100%
rename from src/resources/config.rs
rename to src/config.rs
diff --git a/src/lib.rs b/src/lib.rs
index 750b3be..78cfc26 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -49,13 +49,12 @@
 )]
 
 pub use components::*;
-pub use resources::*;
+pub use config::*;
 
 mod components;
-mod resources;
+mod config;
 mod systems;
 
-use crate::verlet_time_step::VerletTimeStep;
 use bevy::{log, prelude::*, time::common_conditions::on_timer};
 use std::time::Duration;
 use systems::{
@@ -65,13 +64,13 @@ use systems::{
 
 /// Prelude
 pub mod prelude {
-    pub use crate::{components::*, resources::*, VerletPlugin};
+    pub use crate::{components::*, config::*, VerletPlugin};
 }
 /// Plugin for Verlet physics
 #[derive(Debug, Copy, Clone, Default)]
 pub struct VerletPlugin {
     /// Custom time step in seconds for verlet physics, if set to `None` physics
-    /// will run every frame
+    /// will run every [`FixedUpdate`] frame
     pub time_step: Option<f64>,
 }
 
@@ -84,10 +83,8 @@ impl Plugin for VerletPlugin {
                 FixedUpdate,
                 system_set.run_if(on_timer(Duration::from_secs_f64(step))),
             );
-            app.insert_resource(VerletTimeStep::FixedDeltaTime(step));
         } else {
             app.add_systems(FixedUpdate, system_set);
-            app.insert_resource(VerletTimeStep::DeltaTime);
         };
         #[cfg(feature = "debug")]
         {
diff --git a/src/resources/mod.rs b/src/resources/mod.rs
deleted file mode 100644
index 84e0eb6..0000000
--- a/src/resources/mod.rs
+++ /dev/null
@@ -1,4 +0,0 @@
-pub use config::*;
-
-mod config;
-pub(crate) mod verlet_time_step;
diff --git a/src/resources/verlet_time_step.rs b/src/resources/verlet_time_step.rs
deleted file mode 100644
index 7c63aec..0000000
--- a/src/resources/verlet_time_step.rs
+++ /dev/null
@@ -1,7 +0,0 @@
-use bevy::ecs::prelude::Resource;
-
-#[derive(Debug, Clone, Resource)]
-pub enum VerletTimeStep {
-    DeltaTime,
-    FixedDeltaTime(f64),
-}
diff --git a/src/systems/points.rs b/src/systems/points.rs
index eeaa2bb..dc895b7 100644
--- a/src/systems/points.rs
+++ b/src/systems/points.rs
@@ -1,6 +1,6 @@
 use crate::{
     components::{VerletLocked, VerletPoint},
-    resources::{verlet_time_step::VerletTimeStep, VerletConfig},
+    config::VerletConfig,
 };
 use bevy::prelude::*;
 
@@ -18,16 +18,11 @@ fn update_point(
 
 #[allow(clippy::needless_pass_by_value, clippy::cast_possible_truncation)]
 pub fn update_points(
-    time_step: Res<VerletTimeStep>,
     mut points_query: Query<(&mut Transform, &mut VerletPoint), Without<VerletLocked>>,
     time: Res<Time>,
     config: Res<VerletConfig>,
 ) {
-    let delta_time = match &*time_step {
-        VerletTimeStep::DeltaTime => time.delta_seconds(),
-        VerletTimeStep::FixedDeltaTime(dt) => (*dt * *dt) as f32,
-    };
-    let gravity = config.gravity * delta_time;
+    let gravity = config.gravity * time.delta_seconds();
     let friction = config.friction_coefficient();
 
     if config.parallel_processing {