diff --git a/Cargo.toml b/Cargo.toml
index f7c50ff..7cff37c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,7 @@ documentation = "https://docs.rs/cf-env"
 exclude = [".github", ".gitpod.yml"]
 
 [dependencies]
-serde = { version = "1.0.166", features = ["derive"] }
+serde = { version = "1.0.194", features = ["derive"] }
 serde_json = "1.0.100"
 guid-create = { version="0.3.1", features = [
     "serde",