diff --git a/Cargo.toml b/Cargo.toml
index 1663028..7ef1119 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -16,6 +16,7 @@ noise = "^0.7"
 notify = "^4"
 parking_lot = "^0.11"
 pollster = "0.2"
+puffin = "^0.13"
 rand = "^0.8"
 rayon = "1"
 slab = "^0.4"
diff --git a/src/pass.rs b/src/pass.rs
index 7e3defc..9938559 100644
--- a/src/pass.rs
+++ b/src/pass.rs
@@ -151,7 +151,7 @@ impl<T: RenderPass> RenderPassBoxTrait for RenderPassBox<T> {
     fn begin_frame(&mut self, data_index: usize, phases: &mut Vec<Phase>, queue: &wgpu::Queue) {
         let rp = &self.render_pass;
         let name = rp.get_name();
-        println!("{}::begin_frame()", name);
+        puffin::profile_scope!("RenderPass::begin_frame(...)", name);
         let frame_data = &mut self.frame_data[data_index];
         rp.begin_frame(frame_data, phases, queue)
     }
@@ -159,7 +159,8 @@ impl<T: RenderPass> RenderPassBoxTrait for RenderPassBox<T> {
     fn record_commands(&self, data: IndexedPhaseData, cmds: &mut wgpu::CommandEncoder) {
         let rp = &self.render_pass;
         let name = rp.get_name();
-        println!("{}::record_commands(phase: {:?})", name, data.phase);
+        let scope = format!("{} (phase: {:?})", name, data.phase);
+        puffin::profile_scope!("RenderPass::record_commands(...)", scope);
         let frame_data = self.get_frame_data(data);
         rp.record_commands(frame_data, cmds)
     }
@@ -167,7 +168,8 @@ impl<T: RenderPass> RenderPassBoxTrait for RenderPassBox<T> {
     fn record_compute<'a>(&'a self, data: IndexedPhaseData<'a>, cmds: &mut wgpu::ComputePass<'a>) {
         let rp = &self.render_pass;
         let name = rp.get_name();
-        println!("{}::record_compute(phase: {:?})", name, data.phase);
+        let scope = format!("{} (phase: {:?})", name, data.phase);
+        puffin::profile_scope!("RenderPass::record_compute(...)", scope);
         let frame_data = self.get_frame_data(data);
         rp.record_compute(frame_data, cmds)
     }
@@ -175,7 +177,8 @@ impl<T: RenderPass> RenderPassBoxTrait for RenderPassBox<T> {
     fn record_render(&self, data: IndexedPhaseData) -> Option<wgpu::RenderBundle> {
         let rp = &self.render_pass;
         let name = rp.get_name();
-        println!("{}::record_render(phase: {:?})", name, data.phase);
+        let scope = format!("{} (phase: {:?})", name, data.phase);
+        puffin::profile_scope!("RenderPass::record_render(...)", scope);
         let frame_data = self.get_frame_data(data);
         rp.record_render(frame_data)
     }