diff --git a/src/applicationui.cpp b/src/applicationui.cpp
index 2a5ce32..97d0e9c 100644
--- a/src/applicationui.cpp
+++ b/src/applicationui.cpp
@@ -106,11 +106,13 @@ QString ApplicationUI::appversion()
     return appinfo.version();
 }
 
-void ApplicationUI::copyText(QByteArray text)
+void ApplicationUI::copyText(QString text)
 {
     bb::system::Clipboard clipboard;
     clipboard.clear();
-    clipboard.insert("text/plain", text);
+    QByteArray textstr;
+    textstr.append(text.toUtf8());
+    clipboard.insert("text/plain", textstr);
 }
 
 void ApplicationUI::onInvoke(const bb::system::InvokeRequest& request)
diff --git a/src/applicationui.hpp b/src/applicationui.hpp
index 4ac4f70..761ae1f 100644
--- a/src/applicationui.hpp
+++ b/src/applicationui.hpp
@@ -47,7 +47,7 @@ public:
     Q_INVOKABLE QVariant setting(const QString &key);
     Q_INVOKABLE void setSetting(const QString &key, const QString &value);
     Q_INVOKABLE QString appversion();
-    Q_INVOKABLE void copyText(QByteArray text);
+    Q_INVOKABLE void copyText(QString text);
     Q_INVOKABLE void showImage(const QString &filename);
 
 Q_SIGNALS: