diff --git a/libsearch/data-collecter.cpp b/libsearch/data-collecter.cpp
index 8c536e4..bcf1ac5 100644
--- a/libsearch/data-collecter.cpp
+++ b/libsearch/data-collecter.cpp
@@ -22,11 +22,14 @@
 
 void DataCollecter::collectLaunchEvent(const QString &plugin, const QString &button)
 {
-    KCustomProperty property[2];
-    property[0].key = plugin.toLocal8Bit().data();
-    property[0].value = button.toLocal8Bit().data();
+    KCustomProperty *property = new KCustomProperty;
+    property->key = strdup(plugin.toLocal8Bit().data());
+    property->value = strdup(button.toLocal8Bit().data());
     KTrackData *node = kdk_dia_data_init(KEVENTSOURCE_DESKTOP,KEVENT_CLICK);
     kdk_dia_append_custom_property(node,property,1);
-    kdk_dia_upload_default(node, QStringLiteral("launch").toLocal8Bit().data(), plugin.toLocal8Bit().data());
+    kdk_dia_upload_default(node, strdup(QStringLiteral("launch").toLocal8Bit().data()), strdup(plugin.toLocal8Bit().data()));
     kdk_dia_data_free(node);
+    free(property->key);
+    free(property->value);
+    delete property;
 }