diff --git a/src/aoapplication.h b/src/aoapplication.h
index 6022ca1..1386ff1 100644
--- a/src/aoapplication.h
+++ b/src/aoapplication.h
@@ -43,7 +43,7 @@ public:
   inline VPath operator+(const VPath &str) const { return VPath(this->toQString() + str.toQString()); }
 };
 
-inline size_t qHash(const VPath &key, uint seed = qGlobalQHashSeed())
+inline size_t qHash(const VPath &key, uint seed = QHashSeed::globalSeed())
 {
   return qHash(key.toQString(), seed);
 }
diff --git a/src/scrolltext.h b/src/scrolltext.h
index 4571e25..83b65aa 100644
--- a/src/scrolltext.h
+++ b/src/scrolltext.h
@@ -10,17 +10,22 @@ class ScrollText : public QWidget
 {
   Q_OBJECT
 
-  Q_PROPERTY(QString text READ text WRITE setText)
-  Q_PROPERTY(QString separator READ separator WRITE setSeparator)
+  Q_PROPERTY(QString text READ text WRITE setText NOTIFY textChanged)
+  Q_PROPERTY(QString separator READ separator WRITE setSeparator NOTIFY separatorChanged)
 
 public:
   explicit ScrollText(QWidget *parent = nullptr);
 
-public Q_SLOTS:
   QString text() const;
+  QString separator() const;
+
+signals:
+  void textChanged(QString newText);
+  void separatorChanged(QString newSeparator);
+
+public Q_SLOTS:
   void setText(QString text);
 
-  QString separator() const;
   void setSeparator(QString separator);
 
 protected:
diff --git a/src/text_file_functions.cpp b/src/text_file_functions.cpp
index 1988482..91660c9 100644
--- a/src/text_file_functions.cpp
+++ b/src/text_file_functions.cpp
@@ -144,7 +144,7 @@ QMultiMap<QString, QString> AOApplication::load_demo_logs_list() const
     l_demo_folder.setFilter(QDir::Files);
     l_demo_folder.setNameFilters(QStringList() << "*.demo");
 
-    for (QString l_demo_name : l_demo_folder.entryList())
+    for (const QString &l_demo_name : l_demo_folder.entryList())
     {
       l_demo_logs.insert(l_demo_folder_name, l_demo_name);
     }