diff --git a/.copier-answers.yaml b/.copier-answers.yaml
index f99d5b1..e5f7974 100644
--- a/.copier-answers.yaml
+++ b/.copier-answers.yaml
@@ -1,5 +1,5 @@
 # Changes here will be overwritten by Copier
-_commit: 2f2c13b
+_commit: a91d867
 _src_path: https://github.com/python-project-templates/base.git
 add_docs: true
 add_extension: rustjswasm
diff --git a/Cargo.lock b/Cargo.lock
index a4645b8..d5ad94c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -208,9 +208,9 @@ checksum = "e6e4313cd5fcd3dad5cafa179702e2b244f760991f45397d14d4ebf38247da75"
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.115"
+version = "0.2.121"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6523d69017b7633e396a89c5efab138161ed5aafcbc8d3e5c5a42ae38f50495a"
+checksum = "49ace1d07c165b0864824eee619580c4689389afa9dc9ed3a4c75040d82e6790"
 dependencies = [
  "cfg-if",
  "once_cell",
@@ -221,9 +221,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.115"
+version = "0.2.121"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4e3a6c758eb2f701ed3d052ff5737f5bfe6614326ea7f3bbac7156192dc32e67"
+checksum = "8e68e6f4afd367a562002c05637acb8578ff2dea1943df76afb9e83d177c8578"
 dependencies = [
  "quote",
  "wasm-bindgen-macro-support",
@@ -231,9 +231,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.115"
+version = "0.2.121"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "921de2737904886b52bcbb237301552d05969a6f9c40d261eb0533c8b055fedf"
+checksum = "d95a9ec35c64b2a7cb35d3fead40c4238d0940c86d107136999567a4703259f2"
 dependencies = [
  "bumpalo",
  "proc-macro2",
@@ -244,9 +244,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.115"
+version = "0.2.121"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a93e946af942b58934c604527337bad9ae33ba1d5c6900bbb41c2c07c2364a93"
+checksum = "c4e0100b01e9f0d03189a92b96772a1fb998639d981193d7dbab487302513441"
 dependencies = [
  "unicode-ident",
 ]
diff --git a/js/Cargo.toml b/js/Cargo.toml
index 2134c69..10e6a46 100644
--- a/js/Cargo.toml
+++ b/js/Cargo.toml
@@ -13,4 +13,4 @@ crate-type = ["cdylib"]
 
 [dependencies]
 python_template_rust = { path = "../rust", version = "*" }
-wasm-bindgen = "=0.2.115"
+wasm-bindgen = "=0.2.121"
diff --git a/js/package.json b/js/package.json
index ecc54fe..d9eaa29 100644
--- a/js/package.json
+++ b/js/package.json
@@ -26,7 +26,7 @@
     "access": "public"
   },
   "scripts": {
-    "setup": "cargo install -f wasm-bindgen-cli --version 0.2.115 --locked",
+    "setup": "cargo install -f wasm-bindgen-cli --version 0.2.121 --locked",
     "build:debug": "node build.mjs --debug",
     "build:rust": "cargo build --release --all-features --target wasm32-unknown-unknown",
     "build:wasm-bindgen": "wasm-bindgen ../target/wasm32-unknown-unknown/release/python_template_rust.wasm --out-dir ./dist/pkg --target web",
diff --git a/rust/Makefile b/rust/Makefile
index c01f534..fc5aac5 100644
--- a/rust/Makefile
+++ b/rust/Makefile
@@ -5,7 +5,7 @@ requirements:  ## install required dev dependencies
 	rustup component add clippy
 	cargo install --force --locked cargo-nextest
 	cargo install --force --locked cargo-llvm-cov
-	cargo install --force --locked wasm-bindgen-cli --version 0.2.115
+	cargo install --force --locked wasm-bindgen-cli --version 0.2.121
 	rustup target add wasm32-unknown-unknown
 
 develop: requirements  ## install required dev dependencies