diff --git a/matrixgw_backend/Cargo.lock b/matrixgw_backend/Cargo.lock
index 985be33..7e47bd3 100644
--- a/matrixgw_backend/Cargo.lock
+++ b/matrixgw_backend/Cargo.lock
@@ -4389,15 +4389,15 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.145"
+version = "1.0.147"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "402a6f66d8c709116cf22f558eab210f5a50187f702eb4d7e5ef38d9a7f1c79c"
+checksum = "6af14725505314343e673e9ecb7cd7e8a36aa9791eb936235a3567cc31447ae4"
 dependencies = [
  "itoa",
  "memchr",
- "ryu",
  "serde",
  "serde_core",
+ "zmij",
 ]
 
 [[package]]
@@ -5902,6 +5902,12 @@ dependencies = [
  "syn 2.0.111",
 ]
 
+[[package]]
+name = "zmij"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9e404bcd8afdaf006e529269d3e85a743f9480c3cef60034d77860d02964f3ba"
+
 [[package]]
 name = "zstd"
 version = "0.13.3"
diff --git a/matrixgw_backend/Cargo.toml b/matrixgw_backend/Cargo.toml
index bde8f8c..03dea9d 100644
--- a/matrixgw_backend/Cargo.toml
+++ b/matrixgw_backend/Cargo.toml
@@ -31,7 +31,7 @@ matrix-sdk = { version = "0.16.0", features = ["e2e-encryption"] }
 matrix-sdk-ui = "0.16.0"
 url = "2.5.7"
 ractor = "0.15.10"
-serde_json = "1.0.145"
+serde_json = "1.0.147"
 lazy-regex = "3.4.2"
 actix-ws = "0.3.0"
 infer = "0.19.0"