diff --git a/AmuletConsole/CMakeLists.txt b/AmuletConsole/CMakeLists.txt
--- a/AmuletConsole/CMakeLists.txt	2026-04-22 11:25:20.757457989 +0200
+++ b/AmuletConsole/CMakeLists.txt	2026-04-22 11:31:31.797884124 +0200
@@ -4,7 +4,7 @@
 
 set(CMAKE_AUTOMOC ON)
 
-find_package(Qt5 COMPONENTS Core REQUIRED)
+find_package(Qt6 COMPONENTS Core REQUIRED)
 
 set(AmuletConsole_SOURCES
     main.cpp
@@ -15,6 +15,6 @@
 )
 
 target_link_libraries(amulet_console
-    Qt5::Core
+    Qt6::Core
     amulet_core
 )
diff --git a/AmuletCore/CMakeLists.txt b/AmuletCore/CMakeLists.txt
--- a/AmuletCore/CMakeLists.txt	2026-04-22 11:25:20.776629739 +0200
+++ b/AmuletCore/CMakeLists.txt	2026-04-22 11:31:31.801589222 +0200
@@ -6,7 +6,7 @@
 
 set(CMAKE_AUTOMOC ON)
 
-find_package(Qt5 COMPONENTS Core Gui Widgets REQUIRED)
+find_package(Qt6 COMPONENTS Core Gui Widgets REQUIRED)
 find_package(PkgConfig REQUIRED)
 pkg_check_modules(TagLib REQUIRED IMPORTED_TARGET GLOBAL taglib)
 
@@ -66,9 +66,9 @@
 )
 
 target_link_libraries(amulet_core
-    Qt5::Core
-    Qt5::Gui
-    Qt5::Widgets
+    Qt6::Core
+    Qt6::Gui
+    Qt6::Widgets
     PkgConfig::TagLib
 )
 
diff --git a/AmuletCore/converter_worker.cpp b/AmuletCore/converter_worker.cpp
--- a/AmuletCore/converter_worker.cpp	2026-04-22 11:25:20.143370267 +0200
+++ b/AmuletCore/converter_worker.cpp	2026-04-22 11:31:31.870896872 +0200
@@ -20,6 +20,7 @@
  **************************************************************************/
 
 #include <QDebug>
+#include <QRegularExpression>
 #include <QFileInfo>
 #include <QDir>
 
@@ -57,14 +58,15 @@
 
 QString ConverterWorker::replaceTags(QString path)
 {
-    QRegExp rx("[$]{1}num[(]{1}(%[\\w]+%),([\\d]+)[)]{1}");
-    while (rx.indexIn(path) >= 0) {
-         int num = rx.cap(2).toInt();
+    QRegularExpression rx("[$]{1}num[(]{1}(%[\\w]+%),([\\d]+)[)]{1}");
+    QRegularExpressionMatch match;
+    while ((match = rx.match(path)).hasMatch()) {
+         int num = match.captured(2).toInt();
 
-         if (rx.cap(1) == "%track%")
-             path.replace(rx.cap(0), QString("%1").arg(QString::number(tagData->track), num, '0'), Qt::CaseInsensitive);
+         if (match.captured(1) == "%track%")
+             path.replace(match.captured(0), QString("%1").arg(QString::number(tagData->track), num, '0'), Qt::CaseInsensitive);
          else
-             path.replace(rx.cap(0), rx.cap(1));
+             path.replace(match.captured(0), match.captured(1));
     }
 
     path.replace("%artist%", tagData->artist, Qt::CaseInsensitive);
diff --git a/AmuletCore/converter_worker.hpp b/AmuletCore/converter_worker.hpp
--- a/AmuletCore/converter_worker.hpp	2026-04-22 11:25:20.143370267 +0200
+++ b/AmuletCore/converter_worker.hpp	2026-04-22 11:31:31.820526847 +0200
@@ -22,7 +22,7 @@
 #ifndef CONVERTER_WORKER_HPP
 #define CONVERTER_WORKER_HPP
 
-#include <QLinkedList>
+#include <QList>
 
 #include "AmuletCore_global.hpp"
 
diff --git a/AmuletCore/plugin_loader.cpp b/AmuletCore/plugin_loader.cpp
--- a/AmuletCore/plugin_loader.cpp	2026-04-22 11:25:20.144370282 +0200
+++ b/AmuletCore/plugin_loader.cpp	2026-04-22 11:37:04.390188774 +0200
@@ -29,8 +29,8 @@
 
 PluginLoader::PluginLoader()
 {
-    QStringList dirs = QString("/usr/lib64").split(':', QString::SkipEmptyParts);
-//     QStringList dirs = QString("../AmuletPlugins").split(':', QString::SkipEmptyParts);
+    QStringList dirs = QString("/usr/lib64").split(':', Qt::SkipEmptyParts);
+//     QStringList dirs = QString("../AmuletPlugins").split(':', Qt::SkipEmptyParts);
 
     foreach (QString dir, dirs) {
         QDir pluginsDir = QDir(dir);
diff --git a/AmuletCore/queue.cpp b/AmuletCore/queue.cpp
--- a/AmuletCore/queue.cpp	2026-04-22 11:25:20.145370297 +0200
+++ b/AmuletCore/queue.cpp	2026-04-22 11:37:04.384392644 +0200
@@ -19,6 +19,7 @@
  *                                                                        *
  **************************************************************************/
 
+#include <iterator>
 #include "queue.hpp"
 
 Queue::Queue(QObject * parent)
@@ -35,7 +36,7 @@
 
 void Queue::append(QueueItem item)
 {
-    queue.append(item);
+    queue.push_back(item);
 }
 
 QueueItemList::const_iterator Queue::begin() const
@@ -73,7 +74,7 @@
     QList<QueueItemList::iterator> its;
 
     foreach (int index, indices)
-        its.push_back(queue.begin() + index);
+        its.push_back(std::next(queue.begin(), index));
 
     foreach (QueueItemList::iterator it, its)
         queue.erase(it);
diff --git a/AmuletCore/queue.hpp b/AmuletCore/queue.hpp
--- a/AmuletCore/queue.hpp	2026-04-22 11:25:20.145370297 +0200
+++ b/AmuletCore/queue.hpp	2026-04-22 11:37:04.379977826 +0200
@@ -23,13 +23,13 @@
 #define QUEUE_HPP
 
 #include <QObject>
-#include <QLinkedList>
+#include <list>
 
 #include "AmuletCore_global.hpp"
 
 #include "queue_item.hpp"
 
-typedef QLinkedList<QueueItem> QueueItemList;
+typedef std::list<QueueItem> QueueItemList;
 
 class AMULETCORESHARED_EXPORT Queue : public QObject
 {
diff --git a/AmuletCore/worker_pool.hpp b/AmuletCore/worker_pool.hpp
--- a/AmuletCore/worker_pool.hpp	2026-04-22 11:25:20.146370313 +0200
+++ b/AmuletCore/worker_pool.hpp	2026-04-22 11:31:31.820452595 +0200
@@ -35,7 +35,7 @@
     Q_OBJECT
 
 private:
-    QLinkedList<IWorker *> workerList;
+    QList<IWorker *> workerList;
 
 private slots:
     void updateProgress(int);
diff --git a/AmuletGUI/CMakeLists.txt b/AmuletGUI/CMakeLists.txt
--- a/AmuletGUI/CMakeLists.txt	2026-04-22 11:25:20.811380527 +0200
+++ b/AmuletGUI/CMakeLists.txt	2026-04-22 11:31:31.805376672 +0200
@@ -8,7 +8,7 @@
 set(CMAKE_AUTORCC ON)
 set(CMAKE_AUTOUIC ON)
 
-find_package(Qt5 COMPONENTS Core Gui Widgets REQUIRED)
+find_package(Qt6 COMPONENTS Core Gui Widgets REQUIRED)
 
 set(AmuletGUI_SOURCES
     about_dialog.cpp
@@ -49,9 +49,9 @@
 )
 
 target_link_libraries(amulet
-    Qt5::Core
-    Qt5::Gui
-    Qt5::Widgets
+    Qt6::Core
+    Qt6::Gui
+    Qt6::Widgets
     amulet_core
 )
 
diff --git a/AmuletGUI/queue_model.cpp b/AmuletGUI/queue_model.cpp
--- a/AmuletGUI/queue_model.cpp	2026-04-22 11:25:20.148370343 +0200
+++ b/AmuletGUI/queue_model.cpp	2026-04-22 11:38:14.838308000 +0200
@@ -23,6 +23,7 @@
 #include <QIcon>
 #include <QSet>
 
+#include <iterator>
 #include "queue_model.hpp"
 
 QueueModel::QueueModel(QObject * parent)
@@ -65,7 +66,7 @@
     if (!index.isValid())
         return QVariant();
 
-    QueueItemList::const_iterator it = queue.begin() + index.row();
+    QueueItemList::const_iterator it = std::next(queue.begin(), index.row());
     if (role == Qt::DisplayRole) {
         switch (index.column()) {
         case 0:
diff --git a/AmuletPlugins/codec_flac/CMakeLists.txt b/AmuletPlugins/codec_flac/CMakeLists.txt
--- a/AmuletPlugins/codec_flac/CMakeLists.txt	2026-04-22 11:25:20.723609175 +0200
+++ b/AmuletPlugins/codec_flac/CMakeLists.txt	2026-04-22 11:31:31.809314567 +0200
@@ -7,7 +7,7 @@
 set(CMAKE_AUTOMOC ON)
 set(CMAKE_AUTOUIC ON)
 
-find_package(Qt5 COMPONENTS Core Gui Widgets REQUIRED)
+find_package(Qt6 COMPONENTS Core Gui Widgets REQUIRED)
 
 set(CodecFlac_SOURCES
     codec_flac.cpp
@@ -35,9 +35,9 @@
 )
 
 target_link_libraries(codec_flac
-    Qt5::Core
-    Qt5::Gui
-    Qt5::Widgets
+    Qt6::Core
+    Qt6::Gui
+    Qt6::Widgets
     amulet_core
 )
 
diff --git a/AmuletPlugins/codec_flac/decoder_flac.cpp b/AmuletPlugins/codec_flac/decoder_flac.cpp
--- a/AmuletPlugins/codec_flac/decoder_flac.cpp	2026-04-22 11:25:20.156777590 +0200
+++ b/AmuletPlugins/codec_flac/decoder_flac.cpp	2026-04-22 11:31:31.870840164 +0200
@@ -20,6 +20,7 @@
  **************************************************************************/
 
 #include <QDebug>
+#include <QRegularExpression>
 
 #include "decoder_flac.hpp"
 
@@ -45,10 +46,10 @@
 void DecoderFlac::calculateProgress()
 {
     QString out(process->readAllStandardError());
-    QRegExp rx("([\\d]{1,3})% complete");
-
-    if (rx.indexIn(out) >= 0) {
-        completed = rx.cap(1).toInt();
+    QRegularExpression rx("([\\d]{1,3})% complete");
+    QRegularExpressionMatch match = rx.match(out);
+    if (match.hasMatch()) {
+        completed = match.captured(1).toInt();
 
         emit progress(completed);
     }
diff --git a/AmuletPlugins/codec_lame/CMakeLists.txt b/AmuletPlugins/codec_lame/CMakeLists.txt
--- a/AmuletPlugins/codec_lame/CMakeLists.txt	2026-04-22 11:25:20.713379021 +0200
+++ b/AmuletPlugins/codec_lame/CMakeLists.txt	2026-04-22 11:31:31.814265081 +0200
@@ -7,7 +7,7 @@
 set(CMAKE_AUTOMOC ON)
 set(CMAKE_AUTOUIC ON)
 
-find_package(Qt5 COMPONENTS Core Gui Widgets REQUIRED)
+find_package(Qt6 COMPONENTS Core Gui Widgets REQUIRED)
 
 set(CodecLame_SOURCES
     codec_lame.cpp
@@ -35,9 +35,9 @@
 )
 
 target_link_libraries(codec_lame
-    Qt5::Core
-    Qt5::Gui
-    Qt5::Widgets
+    Qt6::Core
+    Qt6::Gui
+    Qt6::Widgets
     amulet_core
 )
 
diff --git a/AmuletPlugins/codec_lame/decoder_lame.cpp b/AmuletPlugins/codec_lame/decoder_lame.cpp
--- a/AmuletPlugins/codec_lame/decoder_lame.cpp	2026-04-22 11:25:20.158032564 +0200
+++ b/AmuletPlugins/codec_lame/decoder_lame.cpp	2026-04-22 11:31:31.870769485 +0200
@@ -20,6 +20,7 @@
  **************************************************************************/
 
 #include <QDebug>
+#include <QRegularExpression>
 
 #include "decoder_lame.hpp"
 
@@ -45,10 +46,10 @@
 void DecoderLame::calculateProgress()
 {
     QString out(process->readAllStandardError());
-    QRegExp rx("Frame#.*([\\d]+)/([\\d]+)");
-
-    if (rx.indexIn(out) >= 0) {
-        completed = rx.cap(1).toInt() / rx.cap(2).toInt() * 100;
+    QRegularExpression rx("Frame#.*([\\d]+)/([\\d]+)");
+    QRegularExpressionMatch match = rx.match(out);
+    if (match.hasMatch()) {
+        completed = match.captured(1).toInt() / match.captured(2).toInt() * 100;
 
         emit progress(completed);
     }