diff --git a/central_backend/Cargo.lock b/central_backend/Cargo.lock
index ec1939a..2fa53c9 100644
--- a/central_backend/Cargo.lock
+++ b/central_backend/Cargo.lock
@@ -2414,9 +2414,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.135"
+version = "1.0.140"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2b0d7ba2887406110130a978386c4e1befb98c674b4fba677954e4db976630d9"
+checksum = "20068b6e96dc6c9bd23e01df8827e6c7e1f2fddd43c21810382803c136b99373"
 dependencies = [
  "itoa",
  "memchr",