diff --git a/src/commands/revokecertificationcommand.cpp b/src/commands/revokecertificationcommand.cpp
index a65747179..f278bea98 100644
--- a/src/commands/revokecertificationcommand.cpp
+++ b/src/commands/revokecertificationcommand.cpp
@@ -1,266 +1,282 @@
 /* -*- mode: c++; c-basic-offset:4 -*-
     commands/revokecertificationcommand.cpp
 
     This file is part of Kleopatra, the KDE keymanager
     SPDX-FileCopyrightText: 2020 g10 Code GmbH
     SPDX-FileContributor: Ingo Klöcker <dev@ingo-kloecker.de>
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 #include <config-kleopatra.h>
 
 #include "revokecertificationcommand.h"
 
 #include "command_p.h"
 
 #include "exportopenpgpcertstoservercommand.h"
 #include "dialogs/revokecertificationdialog.h"
 #include <utils/keys.h>
 
 #include <Libkleo/Algorithm>
 #include <Libkleo/Formatting>
 #include <Libkleo/KeyCache>
 
 #include <QGpgME/Protocol>
 #include <QGpgME/QuickJob>
 
 #include <gpgme++/engineinfo.h>
 
 #include <KLocalizedString>
 
 #include "kleopatra_debug.h"
 
 using namespace Kleo;
 using namespace Kleo::Commands;
 using namespace GpgME;
 using namespace QGpgME;
 
 class RevokeCertificationCommand::Private : public Command::Private
 {
     friend class ::Kleo::Commands::RevokeCertificationCommand;
     RevokeCertificationCommand *q_func() const
     {
         return static_cast<RevokeCertificationCommand *>(q);
     }
 public:
     explicit Private(RevokeCertificationCommand *qq, KeyListController *c);
     ~Private() override;
 
     void init();
 
 private:
     void slotDialogAccepted();
     void slotDialogRejected();
     void slotResult(const Error &err);
 
 private:
     void ensureDialogCreated();
     QGpgME::QuickJob *createJob();
 
 private:
     Key certificationKey;
     Key certificationTarget;
     std::vector<UserID> uids;
     QPointer<RevokeCertificationDialog> dialog;
     QPointer<QGpgME::QuickJob> job;
 };
 
 RevokeCertificationCommand::Private *RevokeCertificationCommand::d_func()
 {
     return static_cast<Private *>(d.get());
 }
 const RevokeCertificationCommand::Private *RevokeCertificationCommand::d_func() const
 {
     return static_cast<const Private *>(d.get());
 }
 
 #define d d_func()
 #define q q_func()
 
 RevokeCertificationCommand::Private::Private(RevokeCertificationCommand *qq, KeyListController *c)
     : Command::Private(qq, c)
 {
 }
 
 RevokeCertificationCommand::Private::~Private()
 {
 }
 
 void RevokeCertificationCommand::Private::init()
 {
     const std::vector<Key> keys_ = keys();
     if (keys_.size() != 1) {
         qCWarning(KLEOPATRA_LOG) << "RevokeCertificationCommand::Private::init: Expected exactly one key, but got" << keys_.size();
         return;
     }
     if (keys_.front().protocol() != GpgME::OpenPGP) {
         qCWarning(KLEOPATRA_LOG) << "RevokeCertificationCommand::Private::init: Expected OpenPGP key, but got" << keys_.front().protocolAsString();
         return;
     }
     certificationTarget = keys_.front();
 }
 
 void RevokeCertificationCommand::Private::slotDialogAccepted()
 {
     const auto certificationKey = dialog->selectedCertificationKey();
     const auto selectedUserIDs = dialog->selectedUserIDs();
     if (certificationKey.isNull() || selectedUserIDs.empty()) {
         qCDebug(KLEOPATRA_LOG) << "No certification key or no user IDs selected -> skipping revocation";
         finished();
         return;
     }
 
     job = createJob();
     if (!job) {
         qCDebug(KLEOPATRA_LOG) << "Failed to create QuickJob";
         finished();
         return;
     }
     job->startRevokeSignature(certificationTarget, dialog->selectedCertificationKey(), dialog->selectedUserIDs());
 }
 
 void RevokeCertificationCommand::Private::slotDialogRejected()
 {
     canceled();
 }
 
 void RevokeCertificationCommand::Private::slotResult(const Error &err)
 {
     if (err.isCanceled()) {
         // do nothing
     } else if (err) {
         error(i18n("<p>An error occurred while trying to revoke the certification of<br/><br/>"
                    "<b>%1</b>:</p><p>\t%2</p>",
                    Formatting::formatForComboBox(certificationTarget),
                    QString::fromUtf8(err.asString())),
               i18n("Revocation Error"));
     } else {
         information(i18n("Revocation successful."),
                     i18n("Revocation Succeeded"));
         if (dialog && dialog->sendToServer()) {
             auto const cmd = new ExportOpenPGPCertsToServerCommand(certificationTarget);
             cmd->start();
         }
     }
 
     finished();
 }
 
 void RevokeCertificationCommand::Private::ensureDialogCreated()
 {
     if (dialog) {
         return;
     }
 
     dialog = new RevokeCertificationDialog;
     applyWindowID(dialog);
     dialog->setAttribute(Qt::WA_DeleteOnClose);
 
     connect(dialog, &QDialog::accepted, q, [this]() { slotDialogAccepted(); });
     connect(dialog, &QDialog::rejected, q, [this]() { slotDialogRejected(); });
 }
 
 QGpgME::QuickJob *RevokeCertificationCommand::Private::createJob()
 {
     Q_ASSERT(!job);
 
     Q_ASSERT(certificationTarget.protocol() == OpenPGP);
     const auto backend = QGpgME::openpgp();
     if (!backend) {
         return nullptr;
     }
 
     QuickJob *const j = backend->quickJob();
     if (j) {
         connect(j, &Job::progress,
                 q, &Command::progress);
         connect(j, &QGpgME::QuickJob::result, q, [this](const GpgME::Error &error) { slotResult(error); });
     }
 
     return j;
 }
 
 RevokeCertificationCommand::RevokeCertificationCommand(QAbstractItemView *v, KeyListController *c)
     : Command(v, new Private(this, c))
 {
     d->init();
 }
 
 RevokeCertificationCommand::RevokeCertificationCommand(const GpgME::Key &key)
     : Command(key, new Private(this, nullptr))
 {
     d->init();
 }
 
 RevokeCertificationCommand::RevokeCertificationCommand(const GpgME::UserID &uid)
     : Command(uid.parent(), new Private(this, nullptr))
 {
     std::vector<UserID>(1, uid).swap(d->uids);
     d->init();
 }
 
 RevokeCertificationCommand::RevokeCertificationCommand(const std::vector<GpgME::UserID> &uids)
     : Command{uids.empty() ? Key{} : uids.front().parent(), new Private{this, nullptr}}
 {
     d->uids = uids;
     d->init();
 }
 
 RevokeCertificationCommand::RevokeCertificationCommand(const GpgME::UserID::Signature &signature)
     : Command(signature.parent().parent(), new Private(this, nullptr))
 {
     std::vector<UserID>(1, signature.parent()).swap(d->uids);
     d->certificationKey = KeyCache::instance()->findByKeyIDOrFingerprint(signature.signerKeyID());
     d->init();
 }
 
 RevokeCertificationCommand::~RevokeCertificationCommand()
 {
     qCDebug(KLEOPATRA_LOG) << "~RevokeCertificationCommand()";
 }
 
 // static
 bool RevokeCertificationCommand::isSupported()
 {
     return engineInfo(GpgEngine).engineVersion() >= "2.2.24";
 }
 
 void RevokeCertificationCommand::doStart()
 {
     if (d->certificationTarget.isNull()) {
         d->finished();
         return;
     }
 
     if (!Kleo::all_of(d->uids, userIDBelongsToKey(d->certificationTarget))) {
         qCWarning(KLEOPATRA_LOG) << "User ID <-> Key mismatch!";
         d->finished();
         return;
     }
 
+    // ensure that the certifications of the key have been loaded
+    if (d->certificationTarget.userID(0).numSignatures() == 0) {
+        d->certificationTarget.update();
+    }
+
+    // check if there are any certifications the user can revoke
+    const auto userIDsToConsider = d->uids.empty() ? d->certificationTarget.userIDs() : d->uids;
+    std::vector<UserID> revokableUserIDs;
+    std::copy_if(userIDsToConsider.begin(), userIDsToConsider.end(), std::back_inserter(revokableUserIDs), &Kleo::userCanRevokeCertifications);
+    if (revokableUserIDs.empty()) {
+        const auto message = d->uids.empty() //
+            ? i18n("You cannot revoke any certifications of this key.")
+            : i18np("You cannot revoke any certifications of this user ID.", "You cannot revoke any certifications of these user IDs.", d->uids.size());
+        KMessageBox::information(d->parentWidgetOrView(), message);
+        d->finished();
+        return;
+    }
+
     d->ensureDialogCreated();
     Q_ASSERT(d->dialog);
 
     d->dialog->setCertificateToRevoke(d->certificationTarget);
-    if (!d->uids.empty()) {
-        d->dialog->setSelectedUserIDs(d->uids);
-    }
+    d->dialog->setSelectedUserIDs(revokableUserIDs);
     if (!d->certificationKey.isNull()) {
         d->dialog->setSelectedCertificationKey(d->certificationKey);
     }
     d->dialog->show();
 }
 
 void RevokeCertificationCommand::doCancel()
 {
     qCDebug(KLEOPATRA_LOG) << "RevokeCertificationCommand::doCancel()";
     if (d->job) {
         d->job->slotCancel();
     }
 }
 
 #undef d
 #undef q
 
 #include "moc_revokecertificationcommand.cpp"