diff --git a/Cargo.lock b/Cargo.lock
index c568346..aa400d6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -451,7 +451,7 @@ dependencies = [
 
 [[package]]
 name = "broker"
-version = "6.1.0"
+version = "6.1.1"
 dependencies = [
  "anyhow",
  "async-std",
@@ -1251,9 +1251,9 @@ dependencies = [
 
 [[package]]
 name = "nippy"
-version = "1.0.0"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e10eb341b90e4f4c1b4780fbcc203611b7c94768e85ee0b7955d15c4c10ec169"
+checksum = "966078feae73ebace00794f728f01c3851ca8c80a582b4f4b4309a35b4acd18c"
 dependencies = [
  "anyhow",
  "async-std",
diff --git a/Cargo.toml b/Cargo.toml
index a12b3c5..61557f8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "broker"
-version = "6.1.0"
+version = "6.1.1"
 authors = ["Bevan Hunt <bevan@bevanhunt.com>"]
 edition = "2018"
 license = "MIT"
@@ -22,7 +22,7 @@ uuid = { version = "0.8", features = ["serde", "v4"] }
 jsonwebtoken = "7.0.1"
 go-flag = "0.1"
 lazy_static = "1.4"
-nippy = "1.0.0"
+nippy = "2"
 rust-argon2 = "0.8"
 anyhow = "1"
 rmp-serde = "0.15"