diff --git a/.github/workflows/wasm_exports.yml b/.github/workflows/wasm_exports.yml
index 19c9c6e5..febceb44 100644
--- a/.github/workflows/wasm_exports.yml
+++ b/.github/workflows/wasm_exports.yml
@@ -32,5 +32,9 @@ jobs:
         env:
           CFLAGS: -g -Werror -Wall -Wextra -Wshadow -Wpedantic -Werror=incompatible-pointer-types
 
+      - name: Build WASM Library
+        working-directory: lib/binding_web
+        run: npm ci && npm run build:debug
+
       - name: Check WASM exports
         run: cargo xtask check-wasm-exports
diff --git a/xtask/src/build_wasm.rs b/xtask/src/build_wasm.rs
index ddf7477e..5650cde7 100644
--- a/xtask/src/build_wasm.rs
+++ b/xtask/src/build_wasm.rs
@@ -25,6 +25,18 @@ enum EmccSource {
 }
 
 pub fn run_wasm(args: &BuildWasm) -> Result<()> {
+    let npm = if cfg!(target_os = "windows") {
+        "npm.cmd"
+    } else {
+        "npm"
+    };
+    let npm = Command::new(npm)
+        .current_dir("lib/binding_web")
+        .args(["run", "build:ts"])
+        .output()
+        .expect("Failed to run npm run build:ts");
+    bail_on_err(&npm, "Failed to run npm run build:ts")?;
+
     let mut emscripten_flags = vec!["-O3", "--minify", "0"];
 
     if args.debug {
diff --git a/xtask/src/check_wasm_exports.rs b/xtask/src/check_wasm_exports.rs
index 167a5019..4d6fa943 100644
--- a/xtask/src/check_wasm_exports.rs
+++ b/xtask/src/check_wasm_exports.rs
@@ -13,7 +13,7 @@ use notify::{
 };
 use notify_debouncer_full::new_debouncer;
 
-use crate::{bail_on_err, build_wasm::run_wasm, watch_wasm, BuildWasm, CheckWasmExports};
+use crate::{bail_on_err, watch_wasm, CheckWasmExports};
 
 const EXCLUDES: [&str; 27] = [
     // Unneeded because the JS side has its own way of implementing it
@@ -60,15 +60,7 @@ pub fn run(args: &CheckWasmExports) -> Result<()> {
 }
 
 fn check_wasm_exports() -> Result<()> {
-    // Build the wasm module with debug symbols for wasm-objdump
-    run_wasm(&BuildWasm {
-        debug: true,
-        verbose: false,
-        docker: false,
-        watch: false,
-    })?;
-
-    let mut wasm_exports = std::fs::read_to_string("lib/binding_web/exports.txt")?
+    let mut wasm_exports = std::fs::read_to_string("lib/binding_web/wasm/exports.txt")?
         .lines()
         .map(|s| s.replace("_wasm", "").replace("byte", "index"))
         // remove leading and trailing quotes, trailing comma