diff --git a/src/corelib/doc/snippets/code/src_corelib_text_qbytearray.cpp b/src/corelib/doc/snippets/code/src_corelib_text_qbytearray.cpp
index 2a780f1c49b..308fe0a5ac9 100644
--- a/src/corelib/doc/snippets/code/src_corelib_text_qbytearray.cpp
+++ b/src/corelib/doc/snippets/code/src_corelib_text_qbytearray.cpp
@@ -464,12 +464,12 @@ QByteArray decoded = encoded.percentDecoded(); // Set to "Qt is great!"
 
 //! [55]
 emscripten::val uint8array = emscripten::val::global("g_uint8array");
-QByteArray byteArray = QByteArray::fromUint8Array(uint8array);
+QByteArray byteArray = QByteArray::fromEcmaUint8Array(uint8array);
 //! [55]
 
 //! [56]
 QByteArray byteArray = "test";
-emscripten::val uint8array = QByteArray::toUint8Array(byteArray);
+emscripten::val uint8array = QByteArray::toEcmaUint8Array(byteArray);
 //! [56]
 
 }
diff --git a/src/corelib/text/qbytearray.cpp b/src/corelib/text/qbytearray.cpp
index 00736c03a8b..cd999d28f8d 100644
--- a/src/corelib/text/qbytearray.cpp
+++ b/src/corelib/text/qbytearray.cpp
@@ -4867,10 +4867,10 @@ QByteArray QByteArray::toPercentEncoding(const QByteArray &exclude, const QByteA
     \since 6.5
     \ingroup platform-type-conversions
 
-    \sa toUint8Array()
+    \sa toEcmaUint8Array()
 */
 
-QByteArray QByteArray::fromUint8Array(emscripten::val uint8array)
+QByteArray QByteArray::fromEcmaUint8Array(emscripten::val uint8array)
 {
     return qstdweb::Uint8Array(uint8array).copyToQByteArray();
 }
@@ -4890,9 +4890,9 @@ QByteArray QByteArray::fromUint8Array(emscripten::val uint8array)
     \since 6.5
     \ingroup platform-type-conversions
 
-    \sa toUint8Array()
+    \sa toEcmaUint8Array()
 */
-emscripten::val QByteArray::toUint8Array()
+emscripten::val QByteArray::toEcmaUint8Array()
 {
     return qstdweb::Uint8Array::copyFrom(*this).val();
 }
diff --git a/src/corelib/text/qbytearray.h b/src/corelib/text/qbytearray.h
index c2e456fc29c..c7b96589c20 100644
--- a/src/corelib/text/qbytearray.h
+++ b/src/corelib/text/qbytearray.h
@@ -394,8 +394,8 @@ public:
 #endif
 
 #if defined(Q_OS_WASM) || defined(Q_QDOC)
-    static QByteArray fromUint8Array(emscripten::val uint8array);
-    emscripten::val toUint8Array();
+    static QByteArray fromEcmaUint8Array(emscripten::val uint8array);
+    emscripten::val toEcmaUint8Array();
 #endif
 
     typedef char *iterator;
diff --git a/src/plugins/platforms/wasm/qwasmfontdatabase.cpp b/src/plugins/platforms/wasm/qwasmfontdatabase.cpp
index 37f80279e0f..5fdaae8f84a 100644
--- a/src/plugins/platforms/wasm/qwasmfontdatabase.cpp
+++ b/src/plugins/platforms/wasm/qwasmfontdatabase.cpp
@@ -12,21 +12,6 @@
 #include <emscripten/val.h>
 #include <emscripten/bind.h>
 
-// FIXME: replace with shared implementation from qstdweb
-QByteArray fromUint8Array(emscripten::val uint8array)
-{
-    qstdweb::ArrayBuffer arrayBuffer(uint8array);
-
-    using qstdweb::Uint8Array;
-    Uint8Array sourceArray(arrayBuffer);
-    if (sourceArray.length() > std::numeric_limits<qsizetype>::max())
-        return QByteArray();
-    QByteArray destinationArray;
-    destinationArray.resize(sourceArray.length());
-    sourceArray.copyTo(destinationArray.data());
-    return destinationArray;
-}
-
 QT_BEGIN_NAMESPACE
 
 using namespace emscripten;
@@ -121,7 +106,7 @@ void QWasmFontDatabase::populateFamily(const QString &familyName)
                         .thenFunc = [](val status) {
                             qCDebug(lcQpaFonts) << "onArrayBuffer" ;
 
-                            QByteArray fontByteArray = fromUint8Array(status);
+                            QByteArray fontByteArray = QByteArray::fromEcmaUint8Array(status);
 
                             QFreeTypeFontDatabase::addTTFile(fontByteArray, QByteArray());