diff --git a/src/corelib/platform/wasm/qstdweb.cpp b/src/corelib/platform/wasm/qstdweb.cpp
index 75e76a6806b..c51c7e827c2 100644
--- a/src/corelib/platform/wasm/qstdweb.cpp
+++ b/src/corelib/platform/wasm/qstdweb.cpp
@@ -365,7 +365,7 @@ void WebPromiseManager::adoptPromise(emscripten::val target, PromiseCallbacks ca
 
 EM_JS(bool, jsHaveAsyncify, (), { return typeof Asyncify !== "undefined"; });
 EM_JS(bool, jsHaveJspi, (),
-      { return typeof Asyncify !== "undefined" && !!Asyncify.makeAsyncFunction && !!WebAssembly.Function; });
+      { return typeof Asyncify !== "undefined" && !!Asyncify.makeAsyncFunction && (!!WebAssembly.Function || !!WebAssembly.Suspending); });
 
 #else