diff --git a/qt/image.cpp b/qt/image.cpp
index 7264a6bd..711cefe0 100644
--- a/qt/image.cpp
+++ b/qt/image.cpp
@@ -21,6 +21,7 @@
 #include "image.h"
 #include <QSharedData>
 #include <QUrl>
+#include <QDebug>
 
 using namespace Appstream;
 
@@ -120,7 +121,10 @@ int Image::width() const {
     return d->m_width;
 }
 
-
+QDebug operator<<(QDebug s, const Appstream::Image& image) {
+    s.nospace() << "Appstream::Image(" << image.url() << ',' << image.kind() << "[" << image.width() << "x" << image.height() << "])";
+    return s.space();
+}
 
 
 
diff --git a/qt/image.h b/qt/image.h
index e786b260..3b0545cb 100644
--- a/qt/image.h
+++ b/qt/image.h
@@ -86,6 +86,6 @@ class APPSTREAMQT_EXPORT Image {
 };
 }
 
-#endif // APPSTREAMQT_IMAGE_H
+APPSTREAMQT_EXPORT QDebug operator<<(QDebug s, const Appstream::Image& image);
 
-class QUrl;
+#endif // APPSTREAMQT_IMAGE_H
diff --git a/qt/provides.cpp b/qt/provides.cpp
index 73fe0751..87dd973f 100644
--- a/qt/provides.cpp
+++ b/qt/provides.cpp
@@ -21,6 +21,7 @@
 #include "provides.h"
 #include <QSharedData>
 #include <QString>
+#include <QDebug>
 #include <QHash>
 
 using namespace Appstream;
@@ -153,7 +154,10 @@ Provides::~Provides() {
 
 }
 
-
+QDebug operator<<(QDebug s, const Appstream::Provides& provides) {
+    s.nospace() << "Appstream::Provides(" << provides.kind() << ',' << provides.value() << "])";
+    return s.space();
+}
 
 
 
diff --git a/qt/provides.h b/qt/provides.h
index 58db6eae..412c9b8e 100644
--- a/qt/provides.h
+++ b/qt/provides.h
@@ -72,4 +72,6 @@ class APPSTREAMQT_EXPORT Provides {
 };
 }
 
+APPSTREAMQT_EXPORT QDebug operator<<(QDebug s, const Appstream::Provides& provides);
+
 #endif // APPSTREAMQT_PROVIDES_H
diff --git a/qt/screenshot.cpp b/qt/screenshot.cpp
index e593c034..a697ed01 100644
--- a/qt/screenshot.cpp
+++ b/qt/screenshot.cpp
@@ -21,10 +21,19 @@
 #include "screenshot.h"
 #include <QSharedData>
 #include <QString>
+#include <QDebug>
 #include "image.h"
 
 using namespace Appstream;
 
+QDebug operator<<(QDebug s, const Appstream::Screenshot& screenshot) {
+    s.nospace() << "Appstream::Screenshot(";
+    if (!screenshot.caption().isEmpty())
+        s.nospace() << screenshot.caption() << ":";
+    s.nospace() << screenshot.images() << ')';
+    return s.space();
+}
+
 class Appstream::ScreenshotData : public QSharedData {
     public:
         ScreenshotData() : m_default(false) {
diff --git a/qt/screenshot.h b/qt/screenshot.h
index 3daab384..ed41a73c 100644
--- a/qt/screenshot.h
+++ b/qt/screenshot.h
@@ -71,4 +71,6 @@ class APPSTREAMQT_EXPORT Screenshot {
 };
 }
 
+APPSTREAMQT_EXPORT QDebug operator<<(QDebug s, const Appstream::Screenshot& screenshot);
+
 #endif // APPSTREAMQT_SCREENSHOT_H