diff --git a/Cargo.toml b/Cargo.toml
index 9d6afdd..eb02314 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -23,7 +23,7 @@ pulldown-cmark = "0.7.0"
 rand = "0.7.3"
 reqwest = { version = "0.10.4", features = ["json"] }
 serde = { version = "1.0.106", features = ["derive"] }
-serde_json = "1.0.48"
+serde_json = "1.0.52"
 time-parse = "0.1.2"
 tokio = { version = "0.2.13", features = ["blocking", "macros"] }
 warp = { version = "0.2.2", default-features = false }