diff --git a/Cargo.lock b/Cargo.lock
index 932f2f7..10a42fc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -13,9 +13,9 @@ dependencies = [
 
 [[package]]
 name = "anyhow"
-version = "1.0.95"
+version = "1.0.96"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "34ac096ce696dc2fcabef30516bb13c0a68a11d30131d3df6f04711467681b04"
+checksum = "6b964d184e89d9b6b67dd2715bc8e74cf3107fb2b529990c90cf517326150bf4"
 
 [[package]]
 name = "bitflags"
@@ -43,9 +43,9 @@ checksum = "60b1af1c220855b6ceac025d3f6ecdd2b7c4894bfe9cd9bda4fbb4bc7c0d4cf0"
 
 [[package]]
 name = "equivalent"
-version = "1.0.1"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
+checksum = "877a4ace8713b0bcf2a4e7eec82529c029f1d0619886d18145fea96c3ffe5c0f"
 
 [[package]]
 name = "errno"
@@ -299,9 +299,9 @@ dependencies = [
 
 [[package]]
 name = "tempfile"
-version = "3.16.0"
+version = "3.17.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38c246215d7d24f48ae091a2902398798e05d978b24315d6efbc00ede9a8bb91"
+checksum = "22e5a0acb1f3f55f65cc4a866c361b2fb2a0ff6366785ae6fbb5f85df07ba230"
 dependencies = [
  "cfg-if",
  "fastrand",
@@ -354,9 +354,9 @@ dependencies = [
 
 [[package]]
 name = "unicode-ident"
-version = "1.0.16"
+version = "1.0.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a210d160f08b701c8721ba1c726c11662f877ea6b7094007e1ca9a1041945034"
+checksum = "00e2473a93778eb0bad35909dff6a10d28e63f792f16ed15e404fca9d5eeedbe"
 
 [[package]]
 name = "wasi"
diff --git a/Cargo.toml b/Cargo.toml
index 18b8b43..13337f6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "tracing-perfetto"
 version = "0.1.0"
-edition = "2021"
+edition = "2024"
 
 [dependencies]
 prost = "0.13.5"
diff --git a/src/lib.rs b/src/lib.rs
index 2eadcca..0562ac2 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,5 +1,5 @@
 use std::{
-    collections::{HashMap, HashSet},
+    collections::HashMap,
     sync::{atomic::AtomicU64, Mutex},
     thread::ThreadId,
     time::Instant,
@@ -208,7 +208,7 @@ impl PerfettoSubscriber {
     }
 
     fn flush(&self) {
-        let mut data = self.inner.lock().unwrap();
+        let data = self.inner.lock().unwrap();
 
         let trace = perfetto::Trace {
             packet: data.buffer.clone(),