diff --git a/src/backends/polkit-1/Polkit1Backend.h b/src/backends/polkit-1/Polkit1Backend.h
--- a/src/backends/polkit-1/Polkit1Backend.h
+++ b/src/backends/polkit-1/Polkit1Backend.h
@@ -55,12 +55,9 @@
 
 private Q_SLOTS:
     void checkForResultChanged();
-    void updateCachedActions(const PolkitQt1::ActionDescription::List &actions);
 
 private:
     QHash<QString, Action::AuthStatus> m_cachedResults;
-    QStringList m_knownActions;
-    bool m_flyingActions;
 };
 
 class PolkitResultEventLoop : public QEventLoop
diff --git a/src/backends/polkit-1/Polkit1Backend.cpp b/src/backends/polkit-1/Polkit1Backend.cpp
--- a/src/backends/polkit-1/Polkit1Backend.cpp
+++ b/src/backends/polkit-1/Polkit1Backend.cpp
@@ -2,6 +2,7 @@
 *   Copyright (C) 2008 Nicola Gigante <nicola.gigante@gmail.com>
 *   Copyright (C) 2009 Radek Novacek <rnovacek@redhat.com>
 *   Copyright (C) 2009-2010 Dario Freddi <drf@kde.org>
+*   Copyright (C) 2020 David Edmundson <davidedmundson@kde.org>
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU Lesser General Public License as published by
@@ -61,21 +62,14 @@
 
 Polkit1Backend::Polkit1Backend()
     : AuthBackend()
-    , m_flyingActions(false)
 {
     setCapabilities(AuthorizeFromHelperCapability | CheckActionExistenceCapability | PreAuthActionCapability);
 
     // Setup useful signals
     connect(PolkitQt1::Authority::instance(), SIGNAL(configChanged()),
             this, SLOT(checkForResultChanged()));
     connect(PolkitQt1::Authority::instance(), SIGNAL(consoleKitDBChanged()),
             this, SLOT(checkForResultChanged()));
-    connect(PolkitQt1::Authority::instance(), SIGNAL(enumerateActionsFinished(PolkitQt1::ActionDescription::List)),
-            this, SLOT(updateCachedActions(PolkitQt1::ActionDescription::List)));
-
-    // Cache existing action IDs as soon as possible
-    m_flyingActions = true;
-    PolkitQt1::Authority::instance()->enumerateActions();
 }
 
 Polkit1Backend::~Polkit1Backend()
@@ -120,15 +114,6 @@
     }
 }
 
-void Polkit1Backend::updateCachedActions(const PolkitQt1::ActionDescription::List &actions)
-{
-    m_knownActions.clear();
-    for (const PolkitQt1::ActionDescription &action : actions) {
-        m_knownActions << action.actionId();
-    }
-    m_flyingActions = false;
-}
-
 Action::AuthStatus Polkit1Backend::authorizeAction(const QString &action)
 {
     Q_UNUSED(action)
@@ -208,35 +193,11 @@
             emit actionStatusChanged(action, *it);
         }
     }
-
-    // Force updating known actions
-    PolkitQt1::Authority::instance()->enumerateActions();
-    m_flyingActions = true;
 }
 
 bool Polkit1Backend::actionExists(const QString &action)
 {
-    auto authority = PolkitQt1::Authority::instance();
-    if (m_flyingActions && authority->hasError()) {
-            // This can happen if enumerateActions call failed
-            qWarning() << "Encountered error while enumerating actions, error code:" << authority->lastError() << authority->errorDetails();
-            authority->clearError();
-            m_flyingActions = false;
-    }
-
-    // Any flying actions?
-    if (m_flyingActions) {
-        int tries = 0;
-        while (m_flyingActions && tries < 10) {
-            // Wait max 2 seconds
-            QEventLoop e;
-            QTimer::singleShot(200, &e, SLOT(quit()));
-            e.exec();
-            ++tries;
-        }
-    }
-
-    return m_knownActions.contains(action);
+    return m_cachedResults.value(action) != Action::InvalidStatus;
 }
 
 } // namespace Auth