diff --git a/runners/appstream/CMakeLists.txt b/runners/appstream/CMakeLists.txt
--- a/runners/appstream/CMakeLists.txt
+++ b/runners/appstream/CMakeLists.txt
@@ -1,6 +1,16 @@
 add_definitions(-DTRANSLATION_DOMAIN="plasma_runner_appstream")
 
-add_library(krunner_appstream MODULE appstreamrunner.cpp)
+set(krunner_appstream_SRCS
+    appstreamrunner.cpp
+)
+
+ecm_qt_declare_logging_category(krunner_appstream_SRCS
+    HEADER debug.h
+    IDENTIFIER RUNNER_APPSTREAM
+    CATEGORY_NAME org.kde.plasma.runner.appstream
+    DEFAULT_SEVERITY Warning)
+
+add_library(krunner_appstream MODULE ${krunner_appstream_SRCS})
 target_link_libraries(krunner_appstream PUBLIC KF5::Runner KF5::I18n KF5::Service AppStreamQt)
 
 install(TARGETS krunner_appstream DESTINATION ${KDE_INSTALL_PLUGINDIR})
diff --git a/runners/appstream/appstreamrunner.cpp b/runners/appstream/appstreamrunner.cpp
--- a/runners/appstream/appstreamrunner.cpp
+++ b/runners/appstream/appstreamrunner.cpp
@@ -30,6 +30,8 @@
 #include <KLocalizedString>
 #include <KServiceTypeTrader>
 
+#include "debug.h"
+
 K_EXPORT_PLASMA_RUNNER(installer, InstallerRunner)
 
 InstallerRunner::InstallerRunner(QObject *parent, const QVariantList &args)
@@ -107,16 +109,16 @@
 {
     const QUrl appstreamUrl = match.data().toUrl();
     if (!QDesktopServices::openUrl(appstreamUrl))
-        qWarning() << "couldn't open" << appstreamUrl;
+        qCWarning(RUNNER_APPSTREAM) << "couldn't open" << appstreamUrl;
 }
 
 QList<AppStream::Component> InstallerRunner::findComponentsByString(const QString &query)
 {
     QMutexLocker locker(&m_appstreamMutex);
     QString error;
     static bool opened = m_db.load(&error);
     if(!opened) {
-        qWarning() << "Had errors when loading AppStream metadata pool" << error;
+        qCWarning(RUNNER_APPSTREAM) << "Had errors when loading AppStream metadata pool" << error;
     }
 
     return m_db.search(query);