diff --git a/src/bun.js/bindings/ScriptExecutionContext.cpp b/src/bun.js/bindings/ScriptExecutionContext.cpp
index 9a4695c3c6..e6f71192ef 100644
--- a/src/bun.js/bindings/ScriptExecutionContext.cpp
+++ b/src/bun.js/bindings/ScriptExecutionContext.cpp
@@ -216,7 +216,7 @@ bool ScriptExecutionContext::ensureOnMainThread(Function<void(ScriptExecutionCon
         return false;
     }
 
-    if (context && context->isContextThread()) {
+    if (WTF::isMainThread()) {
         task(*context);
         return true;
     }