diff --git a/src/experimental/platform/model_holder.cc b/src/experimental/platform/model_holder.cc
index 78bbc4cc..52652eaa 100644
--- a/src/experimental/platform/model_holder.cc
+++ b/src/experimental/platform/model_holder.cc
@@ -80,6 +80,10 @@ ModelHolder::~ModelHolder() {
 
 void ModelHolder::PostInit() {
   if (spec_ && !model_) {
+#ifdef __EMSCRIPTEN__
+    // Disable threaded compilation on WASM since pthreads are not available.
+    spec_->compiler.usethread = 0;
+#endif
     model_ = mj_compile(spec_, &vfs_);
     if (!model_) {
       SetLoadError(mjs_getError(spec_));
diff --git a/src/experimental/studio/index.html b/src/experimental/studio/index.html
index ee22448d..9a98df67 100644
--- a/src/experimental/studio/index.html
+++ b/src/experimental/studio/index.html
@@ -97,9 +97,9 @@
               console.error('Failed to prefetch one or more assets.', error);
             });
         },
-        animate: () => {
+        animate: async () => {
           try {
-            Module.renderFrame();
+            await Module.renderFrame();
           } catch (error) {
             console.error('Update error:', error);
           }