diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index b81f0e63..4f6aceab 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -32,12 +32,16 @@ jobs:
         with:
           node-version-file: ".nvmrc"
           cache: "pnpm"
+      - name: Install Rust
+      - uses: dtolnay/rust-toolchain@nightly
+        with:
+          components: rust-src
       - name: Install wasm-pack
         run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
       - name: Install dependencies
         run: pnpm install --frozen-lockfile
       - name: Build wasm
-        run: RUSTFLAGS="" pnpm run build:wasm
+        run: pnpm run build:wasm
       - name: Build playground
         run: pnpm run build
       - name: Setup Pages
diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
index 53176aba..f9a11c57 100644
--- a/.github/workflows/pr.yaml
+++ b/.github/workflows/pr.yaml
@@ -72,7 +72,9 @@ jobs:
           node-version-file: ".nvmrc"
           cache: "pnpm"
       - run: pnpm install --frozen-lockfile
-      - uses: dtolnay/rust-toolchain@nightly
+      - uses: dtolnay/rust-toolchain@nightly-2024-07-22-x86_64-unknown-linux-gnu
+        with:
+          components: rust-src
       - run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
       - run: pnpm run ci
   test:
diff --git a/playground/package.json b/playground/package.json
index 4300d4cc..1a7bca29 100644
--- a/playground/package.json
+++ b/playground/package.json
@@ -2,7 +2,7 @@
   "name": "playground",
   "type": "module",
   "scripts": {
-    "build:wasm": "wasm-pack build ../crates/lib-wasm --release --target web --out-dir ../../playground/src/pkg",
+    "build:wasm": "cross-env RUSTFLAGS=\"-C opt-level=z\" wasm-pack build ../crates/lib-wasm --target web --out-dir ../../playground/src/pkg -Z build-std=panic_abort,std -Z build-std-features=panic_immediate_abort",
     "build": "pnpm run build:wasm && vite build",
     "dev": "vite",
     "dev:wasm": "wasm-pack build ../crates/lib-wasm --dev --target web --out-dir ../../playground/src/pkg",
@@ -13,6 +13,7 @@
     "@typescript-eslint/eslint-plugin": "^8.6.0",
     "@typescript-eslint/parser": "^8.6.0",
     "classnames": "^2.5.1",
+    "cross-env": "^7.0.3",
     "eslint": "^9.10.0",
     "eslint-config-prettier": "^9.1.0",
     "eslint-plugin-import": "^2.30.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 0e56c55e..1163c4e4 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -87,6 +87,9 @@ importers:
       classnames:
         specifier: ^2.5.1
         version: 2.5.1
+      cross-env:
+        specifier: ^7.0.3
+        version: 7.0.3
       eslint:
         specifier: ^9.10.0
         version: 9.10.0(jiti@1.21.6)
@@ -1217,6 +1220,11 @@ packages:
   core-util-is@1.0.3:
     resolution: {integrity: sha512-ZQBvi1DcpJ4GDqanjucZ2Hj3wEO5pZDS89BWbkcrvdxksJorwUDDZamX9ldFkp9aw2lmBDLgkObEA4DWNJ9FYQ==}
 
+  cross-env@7.0.3:
+    resolution: {integrity: sha512-+/HKd6EgcQCJGh2PSjZuUitQBQynKor4wrFbRg4DtAgS1aWO+gU52xpH7M9ScGgXSYmAVS9bIJ8EzuaGw0oNAw==}
+    engines: {node: '>=10.14', npm: '>=6', yarn: '>=1'}
+    hasBin: true
+
   cross-spawn@6.0.5:
     resolution: {integrity: sha512-eTVLrBSt7fjbDygz805pMnstIs2VTBNkRm0qxZd+M7A5XDdxVRWO5MxGBXZhjY4cqLYLdtrGqRf8mBPmzwSpWQ==}
     engines: {node: '>=4.8'}
@@ -4281,6 +4289,10 @@ snapshots:
 
   core-util-is@1.0.3: {}
 
+  cross-env@7.0.3:
+    dependencies:
+      cross-spawn: 7.0.3
+
   cross-spawn@6.0.5:
     dependencies:
       nice-try: 1.0.5