diff -up ./Cargo.toml.rmp ./Cargo.toml
--- ./Cargo.toml.rmp	2021-07-09 20:37:52.016132451 -0400
+++ ./Cargo.toml	2021-07-09 20:38:01.182279448 -0400
@@ -38,7 +38,7 @@ version = "^1.0.59"
 optional = true
 default-features = false
 [dev-dependencies.rmp-serde]
-version = "^0.13.7"
+version = "^1.1.1"
 
 [dev-dependencies.serde]
 version = "^1.0.59"