diff --git a/Cargo.lock b/Cargo.lock
index 748612f839..be7d17282b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -6019,9 +6019,9 @@ dependencies = [
 
 [[package]]
 name = "web-sys"
-version = "0.3.69"
+version = "0.3.70"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "77afa9a11836342370f4817622a2f0f418b134426d91a82dfb48f532d2ec13ef"
+checksum = "26fdeaafd9bd129f65e7c031593c24d62186301e0c72c8978fa1678be7d532c0"
 dependencies = [
  "js-sys",
  "wasm-bindgen",
diff --git a/Cargo.toml b/Cargo.toml
index 61688b900c..e5441ea299 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -125,7 +125,7 @@ rand = "0.8.5"
 pin-project = "1.1.5"
 
 # Light client wasm:
-web-sys = { version = "0.3.69", features = ["BinaryType", "CloseEvent", "MessageEvent", "WebSocket"] }
+web-sys = { version = "0.3.70", features = ["BinaryType", "CloseEvent", "MessageEvent", "WebSocket"] }
 wasm-bindgen = "0.2.93"
 send_wrapper = "0.6.0"
 js-sys = "0.3.70"