diff --git a/Cargo.lock b/Cargo.lock
index 9078f1f..306ef2b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -258,6 +258,7 @@ dependencies = [
  "serde_json",
  "thiserror 2.0.19",
  "wasm-bindgen",
+ "web-sys",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 0f4640b..bd59075 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -32,6 +32,7 @@ console_log = "1.0.0"
 num-traits = "0.2.19"
 num-format = "0.4.4"
 js-sys = "=0.3.103"
+web-sys = "=0.3.103"
 seq-macro = "0.3.6"