diff --git a/Cargo.toml b/Cargo.toml
index 4815a88..d245adf 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,7 +15,7 @@ include = ["src/**/*.rs", "Cargo.toml", "LICENSE", "README.md", "Contributing.md
 
 [dependencies]
 urlencoding = { version = "2.1.3", optional = true }
-serde = { version = "1.0.199", features = ["derive"], optional = true }
+serde = { version = "1.0.200", features = ["derive"], optional = true }
 thiserror = { version = "1.0.59", optional = true }
 num = { version = "0.4", optional = true }
 num-derive = { version = "0.4", optional = true }