diff --git a/Cargo.lock b/Cargo.lock
index 7ad957a..5a90a6b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -477,9 +477,9 @@ dependencies = [
 
 [[package]]
 name = "web-sys"
-version = "0.3.72"
+version = "0.3.76"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f6488b90108c040df0fe62fa815cbdee25124641df01814dd7282749234c6112"
+checksum = "04dd7223427d52553d3702c004d3b2fe07c148165faa56313cb00211e31c12bc"
 dependencies = [
  "js-sys",
  "wasm-bindgen",
diff --git a/s2s_web/Cargo.toml b/s2s_web/Cargo.toml
index e85e09f..f8affc3 100644
--- a/s2s_web/Cargo.toml
+++ b/s2s_web/Cargo.toml
@@ -15,7 +15,7 @@ default = ["console_error_panic_hook"]
 wasm-bindgen = "0.2.99"
 console_error_panic_hook = { version = "0.1.7", optional = true }
 js-sys = "0.3.76"
-web-sys = { version = "0.3.72", features = ["File", "FileReader", "FileReaderSync"]  }
+web-sys = { version = "0.3.76", features = ["File", "FileReader", "FileReaderSync"]  }
 s2s_core = { path = "../s2s_core" }
 
 [dev-dependencies]