diff --git a/Cargo.toml b/Cargo.toml
index 1a60d51..1a1eb4b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "vivaldi-nc"
-version = "0.6.8"
+version = "0.6.9"
 edition = "2021"
 authors = ["Stephen Waits <steve@waits.net>"]
 description = "Vivaldi network coordinates for fast, distributed latency estimates in multinode networks, with a clean and simple interface."
@@ -30,7 +30,7 @@ harness = false
 
 [dev-dependencies]
 assert_approx_eq = "1.1.0"
-criterion = "0.4.0"
+criterion = "0.5.1"
 cargo-husky = { version = "1.5.0", features = [
   "run-for-all",
   "precommit-hook",
@@ -39,13 +39,13 @@ cargo-husky = { version = "1.5.0", features = [
   "run-cargo-clippy",
   "run-cargo-fmt",
 ] }
-proptest = "1.1.0"
-serde_json = "1.0.96"
+proptest = "1.2.0"
+serde_json = "1.0.107"
 
 [dependencies]
 array-init = "2.1.0"
 cfg-if = "1.0.0"
-num-traits = "0.2.15"
+num-traits = "0.2.16"
 rand = "0.8.5"
-serde = { version = "1.0.163", features = ["serde_derive"] }
-serde_with = "3.0.0"
+serde = { version = "1.0.188", features = ["serde_derive"] }
+serde_with = "3.3.0"