diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index fdad5df..479d4ab 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -9,6 +9,7 @@ set(QT_COMPONENTS
         Network
         Svg
         WebSockets
+        SvgWidgets
 )
 
 if (WITH_SCANNER)
@@ -17,10 +18,7 @@ if (WITH_SCANNER)
             MultimediaWidgets)
 endif()
 
-find_package(Qt6 COMPONENTS ${QT_COMPONENTS} SvgWidgets)
-if (NOT Qt6_FOUND)
-    find_package(Qt5 5.15 REQUIRED COMPONENTS ${QT_COMPONENTS})
-endif()
+find_package(Qt6 REQUIRED COMPONENTS ${QT_COMPONENTS})
 
 set(QAPPLICATION_CLASS QApplication CACHE STRING "Inheritance class for SingleApplication")
 add_subdirectory(third-party/singleapplication)
@@ -85,7 +83,7 @@ if (WITH_SCANNER)
             "qrcode/utils/*.cpp")
 endif()
 
-if (WITH_SCANNER AND Qt6_FOUND)
+if (WITH_SCANNER)
     file(GLOB SCANNER_FILES
             "qrcode/scanner/*.h"
             "qrcode/scanner/*.cpp")
@@ -185,7 +183,7 @@ if(XMRIG)
     target_compile_definitions(feather PRIVATE HAS_XMRIG=1)
 endif()
 
-if(WITH_SCANNER AND Qt6_FOUND)
+if(WITH_SCANNER)
     target_compile_definitions(feather PRIVATE WITH_SCANNER=1)
 endif()
 
@@ -248,6 +246,7 @@ target_link_libraries(feather
         Qt::Network
         Qt::Svg
         Qt::WebSockets
+        Qt::SvgWidgets
         Threads::Threads
         ${QRENCODE_LIBRARY}
         ${POLYSEED_LIBRARY}
@@ -265,10 +264,6 @@ if(DEPENDS)
     target_link_libraries(feather ${ICONV_LIBRARIES})
 endif()
 
-if(Qt6_FOUND)
-    target_link_libraries(feather Qt::SvgWidgets)
-endif()
-
 if(DEVICE_TREZOR_READY)
     target_link_libraries(feather ${TREZOR_DEP_LIBS})
 endif()
@@ -281,15 +276,7 @@ if (WITH_SCANNER)
     )
 endif()
 
-if(UNIX AND NOT APPLE AND STATIC AND NOT Qt6_FOUND)
-    target_link_libraries(feather
-            Qt5::QSvgIconPlugin
-            Qt5::QSvgPlugin
-            Qt5::QXcbIntegrationPlugin
-    )
-endif()
-
-if(STATIC AND UNIX AND NOT APPLE AND Qt6_FOUND)
+if(STATIC AND UNIX AND NOT APPLE)
     target_link_libraries(feather Qt6::QComposePlatformInputContextPlugin)
 endif()
 
diff --git a/src/SendWidget.cpp b/src/SendWidget.cpp
index 21d1fd6..0896dcf 100644
--- a/src/SendWidget.cpp
+++ b/src/SendWidget.cpp
@@ -120,18 +120,7 @@ void SendWidget::fillAddress(const QString &address) {
 }
 
 void SendWidget::scanClicked() {
-#if defined(WITH_SCANNER) && QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
-    auto cameras = QCameraInfo::availableCameras();
-    if (cameras.count() < 1) {
-        Utils::showError(this, "Can't open QR scanner", "No available cameras found");
-        return;
-    }
-
-    auto *dialog = new QrCodeScanDialog(this);
-    dialog->exec();
-    ui->lineAddress->setText(dialog->decodedString);
-    dialog->deleteLater();
-#elif defined(WITH_SCANNER)
+#if defined(WITH_SCANNER)
     auto cameras = QMediaDevices::videoInputs();
     if (cameras.empty()) {
         Utils::showError(this, "Can't open QR scanner", "No available cameras found");
diff --git a/src/components.cpp b/src/components.cpp
index d1eb4bc..54c685a 100644
--- a/src/components.cpp
+++ b/src/components.cpp
@@ -52,11 +52,7 @@ void HelpLabel::mouseReleaseEvent(QMouseEvent *event)
     Utils::showInfo(this, m_text, m_informativeText, {}, m_doc);
 }
 
-#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
-void HelpLabel::enterEvent(QEvent *event)
-#else
 void HelpLabel::enterEvent(QEnterEvent *event)
-#endif
 {
    font.setUnderline(true);
    setFont(font);
diff --git a/src/components.h b/src/components.h
index ce180c6..851cdf3 100644
--- a/src/components.h
+++ b/src/components.h
@@ -49,11 +49,7 @@ public:
 
 protected:
     void mouseReleaseEvent(QMouseEvent *event) override;
-#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
-    void enterEvent(QEvent *event) override;
-#else
     void enterEvent(QEnterEvent *event) override;
-#endif
     void leaveEvent(QEvent *event) override;
 
 private:
diff --git a/src/libwalletqt/TransactionHistory.cpp b/src/libwalletqt/TransactionHistory.cpp
index e9fa983..2a5877e 100644
--- a/src/libwalletqt/TransactionHistory.cpp
+++ b/src/libwalletqt/TransactionHistory.cpp
@@ -45,11 +45,7 @@ TransactionInfo* TransactionHistory::transaction(int index)
 
 void TransactionHistory::refresh(quint32 accountIndex)
 {
-#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
     QDateTime firstDateTime = QDate(2014, 4, 18).startOfDay();
-#else
-    QDateTime firstDateTime = QDateTime(QDate(2014, 4, 18)); // the genesis block
-#endif
     QDateTime lastDateTime  = QDateTime::currentDateTime().addDays(1); // tomorrow (guard against jitter and timezones)
 
     emit refreshStarted();
diff --git a/src/main.cpp b/src/main.cpp
index 71cf064..da90b57 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -125,10 +125,6 @@ if (AttachConsole(ATTACH_PARENT_PROCESS)) {
         constants::networkType = NetworkType::MAINNET;
 
     // Setup QApplication
-#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
-    QApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
-    QApplication::setAttribute(Qt::AA_DisableWindowContextHelpButton);
-#endif
     QApplication::setDesktopSettingsAware(true); // use system font
     QApplication::setApplicationVersion(FEATHER_VERSION);