diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 1fb7d9b..9e6ca66 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -12,6 +12,8 @@ jobs:
       - uses: actions/checkout@v3
       - name: Install stable
         uses: dtolnay/rust-toolchain@stable
+      - name: Install dependencies
+        run: sudo apt-get update && sudo apt-get install -y libxrandr-dev libxinerama-dev libxcursor-dev libxi-dev
       
       - name: Build
         run: cargo build --release
diff --git a/Cargo.toml b/Cargo.toml
index 3cda290..015280f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -53,6 +53,7 @@ features = [
   'File',
   "FileReader",
 ]
+optional = true
 
 
 [profile.release]
@@ -83,6 +84,6 @@ jni = { version = "0.19.0", default-features = false }
 default = ["use_gl"]
 use_gl = ["gl", "glfw"]
 native-audio = ["portaudio"]
-wasm = []
+wasm = ["web-sys"]
 wasm-miniapp = []
 use_sdl2 = ["sdl2"]
diff --git a/src/build.rs b/src/build.rs
index 8eadd8d..8765f31 100644
--- a/src/build.rs
+++ b/src/build.rs
@@ -4,6 +4,7 @@ fn main() {
   let library_name = "SDL2";
   let root = PathBuf::from(env::var_os("CARGO_MANIFEST_DIR").unwrap());
   // Link SDL2 for android.
+  #[cfg(target_os = "android")]
   match env::var("TARGET") {
     Ok(target) => {
       let relative_path = if target.contains("armv7") {