diff --git a/Cargo.lock b/Cargo.lock
index b875031..9f802eb 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1770,9 +1770,9 @@ dependencies = [
 
 [[package]]
 name = "rmp-serde"
-version = "0.15.5"
+version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "723ecff9ad04f4ad92fe1c8ca6c20d2196d9286e9c60727c4cb5511629260e9d"
+checksum = "f3eedffbfcc6a428f230c04baf8f59bd73c1781361e4286111fe900849aaddaf"
 dependencies = [
  "byteorder",
  "rmp",
diff --git a/atuin-client/Cargo.toml b/atuin-client/Cargo.toml
index b25e667..ef45e48 100644
--- a/atuin-client/Cargo.toml
+++ b/atuin-client/Cargo.toml
@@ -24,7 +24,7 @@ config = "0.13"
 serde_derive = "1.0.125"
 serde = "1.0.126"
 serde_json = "1.0.75"
-rmp-serde = "0.15.5"
+rmp-serde = "1.0.0"
 sodiumoxide = "0.2.6"
 reqwest = { version = "0.11", features = [
   "blocking",