diff --git a/Cargo.lock b/Cargo.lock
index 28c6c735..cc95a269 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2267,9 +2267,9 @@ checksum = "b97ed7a9823b74f99c7742f5336af7be5ecd3eeafcb1507d1fa93347b1d589b0"
 
 [[package]]
 name = "serde"
-version = "1.0.199"
+version = "1.0.200"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0c9f6e76df036c77cd94996771fb40db98187f096dd0b9af39c6c6e452ba966a"
+checksum = "ddc6f9cc94d67c0e21aaf7eda3a010fd3af78ebf6e096aa6e2e13c79749cce4f"
 dependencies = [
  "serde_derive",
 ]
@@ -2288,9 +2288,9 @@ dependencies = [
 
 [[package]]
 name = "serde_derive"
-version = "1.0.199"
+version = "1.0.200"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "11bd257a6541e141e42ca6d24ae26f7714887b47e89aa739099104c7e4d3b7fc"
+checksum = "856f046b9400cee3c8c94ed572ecdb752444c24528c035cd35882aad6f492bcb"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/applehat/Cargo.toml b/applehat/Cargo.toml
index cd965c61..b095746e 100644
--- a/applehat/Cargo.toml
+++ b/applehat/Cargo.toml
@@ -22,7 +22,7 @@ rumqttc = "0.24.0"
 rustls = "0.22.2"
 rustls-native-certs = "0.7.0"
 serde_derive = "1.0.152"
-serde = { version = "1.0.199", features = ["derive"] }
+serde = { version = "1.0.200", features = ["derive"] }
 stable-eyre = "0.2.2"
 tokio = { version = "1.37.0", features = ["macros", "rt-multi-thread"] }
 toml = "0.8.12"
diff --git a/homie-influx/Cargo.toml b/homie-influx/Cargo.toml
index 0e7cceb8..bca7235b 100644
--- a/homie-influx/Cargo.toml
+++ b/homie-influx/Cargo.toml
@@ -23,7 +23,7 @@ rumqttc = "0.24.0"
 rustls = "0.22.2"
 rustls-native-certs = "0.7.0"
 serde_derive = "1.0.152"
-serde = "1.0.199"
+serde = "1.0.200"
 stable-eyre = "0.2.2"
 tokio = { version = "1.37.0", features = ["macros", "rt-multi-thread"] }
 toml = "0.8.12"
diff --git a/mijia-homie/Cargo.toml b/mijia-homie/Cargo.toml
index 249c950a..a4438dff 100644
--- a/mijia-homie/Cargo.toml
+++ b/mijia-homie/Cargo.toml
@@ -44,7 +44,7 @@ rumqttc = "0.24.0"
 rustls = "0.22.2"
 rustls-native-certs = "0.7.0"
 serde_derive = "1.0.152"
-serde = "1.0.199"
+serde = "1.0.200"
 stable-eyre = "0.2.2"
 tokio = { version = "1.37.0", features = ["macros", "rt-multi-thread"] }
 toml = "0.8.12"