diff --git a/Cargo.toml b/Cargo.toml
index 7ea5b372..f76b5ee6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -56,7 +56,7 @@ tokio = { version = "1.37", features = ["full"] }
 serde_repr = "0.1"
 anyhow = "1.0.82"
 hyper = "0.14.28"
-serde_json = "1.0"
+serde_json = "1.0.116"
 libnet = { git = "https://github.com/oxidecomputer/netadm-sys", branch = "main" }
 percent-encoding = "2.3.1"
 reqwest = { version = "0.11", features = ["json", "stream", "rustls-tls"] }