diff --git a/Cargo.lock b/Cargo.lock
index 9a750bb..8db0efe 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -349,6 +349,12 @@ dependencies = [
  "termcolor",
 ]
 
+[[package]]
+name = "equivalent"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
+
 [[package]]
 name = "errno"
 version = "0.3.10"
@@ -492,9 +498,9 @@ dependencies = [
 
 [[package]]
 name = "hashbrown"
-version = "0.12.3"
+version = "0.15.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
+checksum = "bf151400ff0baff5465007dd2f3e717f3fe502074ca563069ce3a6629d07b289"
 
 [[package]]
 name = "heapless"
@@ -535,11 +541,11 @@ checksum = "9a3a5bfb195931eeb336b2a7b4d761daec841b97f947d34394601737a7bba5e4"
 
 [[package]]
 name = "indexmap"
-version = "1.9.3"
+version = "2.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bd070e393353796e801d209ad339e89596eb4c8d430d18ede6a1cced8fafbd99"
+checksum = "62f822373a4fe84d4bb149bf54e584a7f4abec90e072ed49cda0edea5b95471f"
 dependencies = [
- "autocfg",
+ "equivalent",
  "hashbrown",
 ]
 
@@ -799,11 +805,12 @@ dependencies = [
 
 [[package]]
 name = "priority-queue"
-version = "1.4.0"
+version = "2.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a0bda9164fe05bc9225752d54aae413343c36f684380005398a6a8fde95fe785"
+checksum = "714c75db297bc88a63783ffc6ab9f830698a6705aa0201416931759ef4c8183d"
 dependencies = [
  "autocfg",
+ "equivalent",
  "indexmap",
 ]
 
diff --git a/Cargo.toml b/Cargo.toml
index a15050b..ffb8a64 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,7 +19,7 @@ futures = "0.3"
 rand = "0.8"
 nom = "7"
 async-trait = "0.1"
-priority-queue = "1.3"
+priority-queue = "2.1"
 smoltcp = { version = "0.12", default-features = false, features = [
     "std",
     "log",