diff --git a/Cargo.lock b/Cargo.lock
index d980adc978..7997c60106 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -5156,9 +5156,9 @@ dependencies = [
 
 [[package]]
 name = "web-sys"
-version = "0.3.64"
+version = "0.3.65"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9b85cbef8c220a6abc02aefd892dfc0fc23afb1c6a426316ec33253a3877249b"
+checksum = "5db499c5f66323272151db0e666cd34f78617522fb0c1604d31a27c50c206a85"
 dependencies = [
  "js-sys",
  "wasm-bindgen",
diff --git a/Cargo.toml b/Cargo.toml
index c6c504eca6..d548418990 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -90,7 +90,7 @@ rand = "0.8.5"
 pin-project = "1.1.3"
 
 # Light client wasm:
-web-sys = { version = "0.3.61", features = ["BinaryType", "CloseEvent", "MessageEvent", "WebSocket"] }
+web-sys = { version = "0.3.65", features = ["BinaryType", "CloseEvent", "MessageEvent", "WebSocket"] }
 wasm-bindgen = "0.2.88"
 send_wrapper = "0.6.0"
 js-sys = "0.3.65"