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
@@ -52,6 +52,7 @@
     ExtraCallerIDVerificationMethod extraCallerIDVerificationMethod() const Q_DECL_OVERRIDE;
     bool isCallerAuthorized(const QString &action, QByteArray callerID) Q_DECL_OVERRIDE;
     bool actionExists(const QString &action) Q_DECL_OVERRIDE;
+    bool revokeTemporaryAuthorization(const QString &action) Q_DECL_OVERRIDE;
 
 private Q_SLOTS:
     void checkForResultChanged();
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
@@ -164,6 +164,20 @@
     }
 }
 
+bool Polkit1Backend::revokeTemporaryAuthorization(const QString &action)
+{
+
+    PolkitQt1::UnixSessionSubject subject(getpid());
+    auto authority = PolkitQt1::Authority::instance();
+    auto authList = authority->enumerateTemporaryAuthorizationsSync(subject);
+    foreach (auto a, authList) {
+        if (a.actionId() == action) {
+            return authority->revokeTemporaryAuthorizationSync(a.id());
+        }
+    }
+    return false;
+}
+
 QByteArray Polkit1Backend::callerID() const
 {
         return QDBusConnection::systemBus().baseService().toUtf8();