diff --git a/CMakeLists.txt b/CMakeLists.txt
index f2a582943..f956f4c06 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,133 +1,133 @@
 # SPDX-License-Identifier: CC0-1.0
 # SPDX-FileCopyrightText: none
 cmake_minimum_required(VERSION 3.16 FATAL_ERROR)
 set(PIM_VERSION "5.19.46")
 
 project(libkleo VERSION ${PIM_VERSION})
 
 set(KF5_MIN_VERSION "5.89.0")
 
 if (WIN32)
   set(KF5_WANT_VERSION "5.70.0")
 else ()
   set(KF5_WANT_VERSION ${KF5_MIN_VERSION})
 endif ()
 
 find_package(ECM ${KF5_WANT_VERSION} CONFIG REQUIRED)
 set(CMAKE_MODULE_PATH ${ECM_MODULE_PATH})
 
 include(KDEInstallDirs)
 include(KDECMakeSettings)
 include(KDECompilerSettings NO_POLICY_SCOPE)
 
 include(GenerateExportHeader)
 include(ECMSetupVersion)
 include(ECMGenerateHeaders)
 include(ECMGeneratePriFile)
 
 include(FeatureSummary)
 include(ECMQtDeclareLoggingCategory)
 include(ECMAddQch)
 option(BUILD_QCH "Build API documentation in QCH format (for e.g. Qt Assistant, Qt Creator & KDevelop)" OFF)
 add_feature_info(QCH ${BUILD_QCH} "API documentation in QCH format (for e.g. Qt Assistant, Qt Creator & KDevelop)")
 
 set(LIBKLEO_LIB_VERSION ${PIM_VERSION})
 set(QT_REQUIRED_VERSION "5.15.2")
 set(KDEPIMTEXTEDIT_VERSION "5.19.40")
+set(GPGME_REQUIRED_VERSION "1.15.0")
 
 find_package(Qt5 ${QT_REQUIRED_VERSION} CONFIG REQUIRED Widgets)
 find_package(KF5I18n ${KF5_WANT_VERSION} CONFIG REQUIRED)
 find_package(KF5Config ${KF5_WANT_VERSION} CONFIG REQUIRED)
 find_package(KF5WidgetsAddons ${KF5_WANT_VERSION} CONFIG REQUIRED)
 find_package(KF5Completion ${KF5_WANT_VERSION} CONFIG REQUIRED)
 find_package(KF5CoreAddons ${KF5_WANT_VERSION} CONFIG REQUIRED)
 find_package(KF5Codecs ${KF5_WANT_VERSION} CONFIG REQUIRED)
 find_package(KF5ItemModels ${KF5_WANT_VERSION} CONFIG REQUIRED)
 find_package(KF5PimTextEdit ${KDEPIMTEXTEDIT_VERSION} CONFIG)
 
-set(GPGMEPP_LIB_VERSION "1.14.0")
-find_package(Gpgmepp ${GPGMEPP_LIB_VERSION} CONFIG REQUIRED)
+find_package(Gpgmepp ${GPGME_REQUIRED_VERSION} CONFIG REQUIRED)
 set_package_properties(Gpgmepp PROPERTIES DESCRIPTION "GpgME++ Library" URL "https://www.gnupg.org" TYPE REQUIRED PURPOSE "GpgME++ is required for OpenPGP support")
-find_package(QGpgme ${GPGMEPP_LIB_VERSION} CONFIG REQUIRED)
-message(STATUS "GPGME Version ${Gpgmepp_VERSION}")
+find_package(QGpgme ${GPGME_REQUIRED_VERSION} CONFIG REQUIRED)
+message(STATUS "GpgME++ Version ${Gpgmepp_VERSION}")
 if (Gpgmepp_VERSION VERSION_GREATER_EQUAL "1.16.0")
     set(GPGMEPP_SUPPORTS_TRUST_SIGNATURES 1)
 endif()
 
 find_package(Boost 1.34.0)
 set_package_properties(Boost PROPERTIES DESCRIPTION "Boost C++ Libraries" URL "https://www.boost.org" TYPE REQUIRED PURPOSE "Boost is required for building most KDEPIM applications")
 
 
 set_package_properties(KF5PimTextEdit PROPERTIES DESCRIPTION
                        "A textedit with PIM-specific features."
                        URL "https://commits.kde.org/kpimtextedit"
                        TYPE OPTIONAL PURPOSE "Improved audit log viewer.")
 
 ecm_setup_version(PROJECT VARIABLE_PREFIX LIBKLEO
                         VERSION_HEADER "${CMAKE_CURRENT_BINARY_DIR}/libkleo_version.h"
                         PACKAGE_VERSION_FILE "${CMAKE_CURRENT_BINARY_DIR}/KF5LibkleoConfigVersion.cmake"
                         SOVERSION 5
 )
 
 ########### Targets ###########
 add_definitions(-DQT_DISABLE_DEPRECATED_BEFORE=0)
 #add_definitions(-DQT_DISABLE_DEPRECATED_BEFORE=0x050f02)
 add_definitions(-DKF_DISABLE_DEPRECATED_BEFORE_AND_AT=0x055A00)
 remove_definitions(-DQT_NO_FOREACH)
 add_definitions(-DQT_NO_EMIT)
 ########### CMake Config Files ###########
 set(CMAKECONFIG_INSTALL_DIR "${KDE_INSTALL_CMAKEPACKAGEDIR}/KF5Libkleo")
 
 configure_package_config_file(
   "${CMAKE_CURRENT_SOURCE_DIR}/KF5LibkleoConfig.cmake.in"
   "${CMAKE_CURRENT_BINARY_DIR}/KF5LibkleoConfig.cmake"
   INSTALL_DESTINATION  ${CMAKECONFIG_INSTALL_DIR}
 )
 
 install(FILES
   "${CMAKE_CURRENT_BINARY_DIR}/KF5LibkleoConfig.cmake"
   "${CMAKE_CURRENT_BINARY_DIR}/KF5LibkleoConfigVersion.cmake"
   DESTINATION "${CMAKECONFIG_INSTALL_DIR}"
   COMPONENT Devel
 )
 
 install(EXPORT KF5LibkleoTargets DESTINATION "${CMAKECONFIG_INSTALL_DIR}" FILE KF5LibkleoTargets.cmake NAMESPACE KF5::)
 
 install(FILES
    ${CMAKE_CURRENT_BINARY_DIR}/libkleo_version.h
   DESTINATION ${KDE_INSTALL_INCLUDEDIR_KF5} COMPONENT Devel
 )
 
 configure_file(${CMAKE_CURRENT_SOURCE_DIR}/config-libkleo.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/config-libkleo.h)
 include_directories(${CMAKE_CURRENT_BINARY_DIR})
 
 option(USE_UNITY_CMAKE_SUPPORT "Use UNITY cmake support (speedup compile time)" OFF)
 
 set(COMPILE_WITH_UNITY_CMAKE_SUPPORT OFF)
 if (USE_UNITY_CMAKE_SUPPORT)
     set(COMPILE_WITH_UNITY_CMAKE_SUPPORT ON)
 endif()
 
 
 add_subdirectory(src)
 if (BUILD_TESTING)
     add_subdirectory(autotests)
 endif()
 
 ecm_qt_install_logging_categories(
         EXPORT LIBKLEO
         FILE libkleo.categories
         DESTINATION ${KDE_INSTALL_LOGGINGCATEGORIESDIR}
         )
 
 ki18n_install(po)
 if (BUILD_QCH)
     ecm_install_qch_export(
         TARGETS KF5Libkleo_QCH
         FILE KF5LibkleoQchTargets.cmake
         DESTINATION "${CMAKECONFIG_INSTALL_DIR}"
         COMPONENT Devel
     )
     set(PACKAGE_INCLUDE_QCHTARGETS "include(\"\${CMAKE_CURRENT_LIST_DIR}/KF5LibkleoQchTargets.cmake\")")
 endif()
 feature_summary(WHAT ALL FATAL_ON_MISSING_REQUIRED_PACKAGES)
diff --git a/KF5LibkleoConfig.cmake.in b/KF5LibkleoConfig.cmake.in
index a2794a1d4..ffd469b8d 100644
--- a/KF5LibkleoConfig.cmake.in
+++ b/KF5LibkleoConfig.cmake.in
@@ -1,5 +1,5 @@
 @PACKAGE_INIT@
 
 include(CMakeFindDependencyMacro)
-find_dependency(Gpgmepp "@GPGMEPP_LIB_VERSION@")
+find_dependency(Gpgmepp "@GPGME_REQUIRED_VERSION@")
 include("${CMAKE_CURRENT_LIST_DIR}/KF5LibkleoTargets.cmake")
diff --git a/src/models/useridlistmodel.cpp b/src/models/useridlistmodel.cpp
index 37df3d012..c92a868e6 100644
--- a/src/models/useridlistmodel.cpp
+++ b/src/models/useridlistmodel.cpp
@@ -1,357 +1,350 @@
 /* -*- mode: c++; c-basic-offset:4 -*-
     models/useridlistmodel.cpp
 
     This file is part of Kleopatra, the KDE keymanager
     SPDX-FileCopyrightText: 2007 Klarälvdalens Datakonsult AB
     SPDX-FileCopyrightText: 2016 Andre Heinecke <aheinecke@gnupg.org>
     SPDX-FileCopyrightText: 2021 g10 Code GmbH
     SPDX-FileContributor: Ingo Klöcker <dev@ingo-kloecker.de>
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 #include <config-libkleo.h>
 
 #include "useridlistmodel.h"
 
 #include "keycache.h"
 #include "utils/formatting.h"
 
 #include <KLocalizedString>
 
 #include <QVariant>
 #include <QIcon>
 
 #include <gpgme++/key.h>
 
-#include <gpgme++/gpgmepp_version.h>
-#if GPGMEPP_VERSION >= 0x10E01 // 1.14.1
-# define GPGME_USERID_SIGNATURES_ARE_SORTABLE
-#endif
-
 using namespace GpgME;
 using namespace Kleo;
 
 class UIDModelItem
 {
     // A uid model item can either be a UserID::Signature or a UserID.
     // you can find out which it is if the uid or the signature return
     // null values. (Not null but isNull)
     //
 public:
     explicit UIDModelItem(const UserID::Signature &sig, UIDModelItem *parentItem, bool showRemarks)
         : mParentItem{parentItem}
         , mSig{sig}
     {
         mItemData  << QString::fromUtf8(sig.signerKeyID())
                    << Formatting::prettyName(sig)
                    << Formatting::prettyEMail(sig)
                    << Formatting::creationDateString(sig)
                    << Formatting::expirationDateString(sig)
                    << Formatting::validityShort(sig)
                    << (sig.isExportable() ? QStringLiteral("✓") : QString());
 
         QString lastNotation;
         if (showRemarks && parentItem) {
             for (const auto &notation: sig.notations()) {
                 if (notation.name() && !strcmp(notation.name(), "rem@gnupg.org")) {
                     lastNotation = QString::fromUtf8(notation.value());
                 }
             }
         }
         mItemData << lastNotation;
 
 #ifdef GPGMEPP_SUPPORTS_TRUST_SIGNATURES
         mItemData << Formatting::trustSignatureDomain(sig);
 #endif
     }
 
     explicit UIDModelItem(const UserID &uid, UIDModelItem *parentItem)
         : mParentItem{parentItem}
         , mUid{uid}
     {
         mItemData << Formatting::prettyUserID(uid);
     }
 
     // The root item
     UIDModelItem()
     {
         mItemData << i18n("ID")
                   << i18n("Name")
                   << i18n("E-Mail")
                   << i18n("Valid From")
                   << i18n("Valid Until")
                   << i18n("Status")
                   << i18n("Exportable")
                   << i18n("Tags");
 #ifdef GPGMEPP_SUPPORTS_TRUST_SIGNATURES
         mItemData << i18n("Trust Signature For");
 #endif
     }
 
     ~UIDModelItem()
     {
         qDeleteAll(mChildItems);
     }
 
     void appendChild(UIDModelItem *child)
     {
         mChildItems << child;
     }
 
     UIDModelItem *child(int row) const
     {
         return mChildItems.value(row);
     }
 
     const UIDModelItem *constChild(int row) const
     {
         return mChildItems.value(row);
     }
 
     int childCount() const
     {
         return mChildItems.count();
     }
 
     int columnCount() const
     {
         if (childCount()) {
             // We take the value from the first child
             // as we are likely a UID and our children
             // are UID Signatures.
             return constChild(0)->columnCount();
         }
         return mItemData.count();
     }
 
     QVariant data(int column) const
     {
         return mItemData.value(column);
     }
 
     QVariant toolTip(int column) const
     {
         if (!mSig.isNull()) {
             if (column == static_cast<int>(UserIDListModel::Column::Status)) {
                 return i18n("class %1", mSig.certClass());
             } else if (column == static_cast<int>(UserIDListModel::Column::TrustSignatureDomain)) {
                 return Formatting::trustSignature(mSig);
             }
         }
         return mItemData.value(column);
     }
 
     QVariant icon(int column) const
     {
         if (!mSig.isNull() && column == static_cast<int>(UserIDListModel::Column::Status)) {
             return Formatting::validityIcon(mSig);
         }
         return {};
     }
 
     int row() const
     {
         if (mParentItem) {
             return mParentItem->mChildItems.indexOf(const_cast<UIDModelItem*>(this));
         }
         return 0;
     }
 
     UIDModelItem *parentItem() const
     {
         return mParentItem;
     }
 
     UserID::Signature signature() const
     {
         return mSig;
     }
 
     UserID uid() const
     {
         return mUid;
     }
 
 private:
     QList<UIDModelItem*> mChildItems;
     QList<QVariant> mItemData;
     UIDModelItem *mParentItem = nullptr;
     UserID::Signature mSig;
     UserID mUid;
 };
 
 UserIDListModel::UserIDListModel(QObject *p)
     : QAbstractItemModel{p}
 {
 }
 
 UserIDListModel::~UserIDListModel() = default;
 
 Key UserIDListModel::key() const
 {
     return mKey;
 }
 
 void UserIDListModel::setKey(const Key &key)
 {
     beginResetModel();
     mKey = key;
 
     mRootItem.reset(new UIDModelItem);
     for (int i = 0, ids = key.numUserIDs(); i < ids; ++i) {
         UserID uid = key.userID(i);
         auto uidItem = new UIDModelItem(uid, mRootItem.get());
         mRootItem->appendChild(uidItem);
         std::vector<UserID::Signature> sigs = uid.signatures();
-#ifdef GPGME_USERID_SIGNATURES_ARE_SORTABLE
         std::sort(sigs.begin(), sigs.end());
-#endif
         for (const auto &sig : sigs) {
             auto sigItem = new UIDModelItem(sig, uidItem, mRemarksEnabled);
             uidItem->appendChild(sigItem);
         }
     }
 
     endResetModel();
 }
 
 int UserIDListModel::columnCount(const QModelIndex &parent) const
 {
     if (parent.isValid()) {
         return static_cast<UIDModelItem*>(parent.internalPointer())->columnCount();
     }
 
     if (!mRootItem) {
         return 0;
     }
 
     return mRootItem->columnCount();
 }
 
 int UserIDListModel::rowCount(const QModelIndex &parent) const
 {
     if (parent.column() > 0 || !mRootItem) {
         return 0;
     }
 
     const UIDModelItem *const parentItem = !parent.isValid() ? mRootItem.get() : static_cast<UIDModelItem*>(parent.internalPointer());
     return parentItem->childCount();
 }
 
 QModelIndex UserIDListModel::index(int row, int column, const QModelIndex &parent) const
 {
     if (!hasIndex(row, column, parent)) {
         return {};
     }
 
     const UIDModelItem *const parentItem = !parent.isValid() ? mRootItem.get() : static_cast<UIDModelItem*>(parent.internalPointer());
     UIDModelItem *const childItem = parentItem->child(row);
     if (childItem) {
         return createIndex(row, column, childItem);
     } else {
         return QModelIndex();
     }
 }
 
 QModelIndex UserIDListModel::parent(const QModelIndex &index) const
 {
     if (!index.isValid()) {
         return {};
     }
     auto childItem = static_cast<UIDModelItem*>(index.internalPointer());
     UIDModelItem *parentItem = childItem->parentItem();
 
     if (parentItem == mRootItem.get()) {
         return QModelIndex();
     }
 
     return createIndex(parentItem->row(), 0, parentItem);
 }
 
 QVariant UserIDListModel::headerData(int section, Qt::Orientation o, int role) const
 {
     if (o == Qt::Horizontal && mRootItem) {
         if (role == Qt::DisplayRole || role == Qt::EditRole || role == Qt::ToolTipRole) {
             return mRootItem->data(section);
         }
     }
     return QVariant();
 }
 
 QVariant UserIDListModel::data(const QModelIndex &index, int role) const
 {
     if (!index.isValid()) {
         return QVariant();
     }
 
     if (role != Qt::DisplayRole && role != Qt::EditRole && role != Qt::ToolTipRole &&
         role != Qt::DecorationRole) {
         return QVariant();
     }
 
     auto item = static_cast<UIDModelItem*>(index.internalPointer());
 
     if (role == Qt::ToolTipRole) {
         return item->toolTip(index.column());
     }
 
     if (role == Qt::DecorationRole) {
         return item->icon(index.column());
     }
 
     return item->data(index.column());
 }
 
 UserID UserIDListModel::userID(const QModelIndex& index) const
 {
     if (!index.isValid()) {
         return UserID();
     }
     UIDModelItem *item = static_cast<UIDModelItem*>(index.internalPointer());
     return item->uid();
 }
 
 QVector<UserID> UserIDListModel::userIDs(const QModelIndexList &indexes) const
 {
     QVector<GpgME::UserID> ret;
     for (const QModelIndex &idx : indexes) {
         if (!idx.isValid()) {
             continue;
         }
         auto item = static_cast<UIDModelItem*>(idx.internalPointer());
         if (!item->uid().isNull()) {
             ret << item->uid();
         }
     }
     return ret;
 }
 
 UserID::Signature UserIDListModel::signature(const QModelIndex& index) const
 {
     if (!index.isValid()) {
         return UserID::Signature();
     }
     UIDModelItem *item = static_cast<UIDModelItem*>(index.internalPointer());
     return item->signature();
 }
 
 QVector<UserID::Signature> UserIDListModel::signatures(const QModelIndexList &indexes) const
 {
     QVector<GpgME::UserID::Signature> ret;
     for (const QModelIndex &idx : indexes) {
         if (!idx.isValid()) {
             continue;
         }
         auto item = static_cast<UIDModelItem*>(idx.internalPointer());
         if (!item->signature().isNull()) {
             ret << item->signature();
         }
     }
     return ret;
 }
 
 void UserIDListModel::enableRemarks(bool value)
 {
     mRemarksEnabled = value;
 }