diff --git a/src/declarativeimports/core/theme.cpp b/src/declarativeimports/core/theme.cpp
index 8ae726e53..454ea93f8 100644
--- a/src/declarativeimports/core/theme.cpp
+++ b/src/declarativeimports/core/theme.cpp
@@ -22,7 +22,6 @@
 #include <QQmlPropertyMap>
 
 #include <QFontMetrics>
-#include <QFontDatabase>
 #include <kiconloader.h>
 #include <QApplication>
 
@@ -47,24 +46,12 @@ ThemeProxy::ThemeProxy(QQmlEngine *parent)
     connect(KIconLoader::global(), SIGNAL(iconLoaderSettingsChanged()), this, SLOT(iconLoaderSettingsChanged()));
 
     updateSpacing();
-    installEventFilter(qApp);
 }
 
 ThemeProxy::~ThemeProxy()
 {
 }
 
-bool ThemeProxy::eventFilter(QObject *watched, QEvent *event)
-{
-    if (watched == QCoreApplication::instance()) {
-        if (event->type() == QEvent::ApplicationFontChange || event->type() == QEvent::FontChange) {
-            defaultFontChanged();
-            smallestFontChanged();
-        }
-    }
-    return QObject::eventFilter(watched, event);
-}
-
 void ThemeProxy::updateSpacing()
 {
     const int _s = mSize().height();
@@ -72,16 +59,6 @@ void ThemeProxy::updateSpacing()
     m_largeSpacing = _s;
 }
 
-QFont ThemeProxy::defaultFont() const
-{
-    return QApplication::font();
-}
-
-QFont ThemeProxy::smallestFont() const
-{
-    return QFontDatabase::systemFont(QFontDatabase::SmallestReadableFont);
-}
-
 QSizeF ThemeProxy::mSize(const QFont &font) const
 {
     return QFontMetrics(font).boundingRect("M").size();
diff --git a/src/declarativeimports/core/theme.h b/src/declarativeimports/core/theme.h
index 18274ce68..e2912e907 100644
--- a/src/declarativeimports/core/theme.h
+++ b/src/declarativeimports/core/theme.h
@@ -40,10 +40,6 @@ class ThemeProxy : public Plasma::Theme
 {
     Q_OBJECT
 
-    //fonts
-    Q_PROPERTY(QFont  defaultFont READ defaultFont NOTIFY defaultFontChanged)
-    Q_PROPERTY(QFont  smallestFont READ smallestFont NOTIFY smallestFontChanged)
-
     // colors
     Q_PROPERTY(QColor textColor READ textColor NOTIFY themeChanged)
     Q_PROPERTY(QColor highlightColor READ highlightColor NOTIFY themeChanged)
@@ -90,15 +86,11 @@ public:
     ~ThemeProxy();
 
     QString themeName() const;
-    QFont defaultFont() const;
-    QFont smallestFont() const;
     /**
      * @return The size of an uppercase M in a font, defaultFont() by default
      */
     Q_INVOKABLE QSizeF mSize(const QFont &font = QApplication::font()) const;
 
-    bool useGlobalSettings() const;
-    QString wallpaperPath() const;
     Q_INVOKABLE QString wallpaperPathForSize(int width=-1, int height=-1) const;
 
     QColor textColor() const;
@@ -135,11 +127,8 @@ Q_SIGNALS:
     void themeChanged();
     void defaultIconSizeChanged();
     void iconSizesChanged();
-    void defaultFontChanged();
-    void smallestFontChanged();
 
 private:
-    bool eventFilter(QObject *watched, QEvent *event);
     void updateSpacing();
     int m_smallSpacing;
     int m_largeSpacing;
diff --git a/src/plasma/private/theme_p.cpp b/src/plasma/private/theme_p.cpp
index 7b77cb2fb..dc1a8690f 100644
--- a/src/plasma/private/theme_p.cpp
+++ b/src/plasma/private/theme_p.cpp
@@ -88,6 +88,7 @@ ThemePrivate::ThemePrivate(QObject *parent)
         QObject::connect(s_blurEffectWatcher, SIGNAL(effectChanged(bool)), this, SLOT(blurBehindChanged(bool)));
 #endif
     }
+    installEventFilter(qApp);
 }
 
 ThemePrivate::~ThemePrivate()
@@ -574,6 +575,10 @@ bool ThemePrivate::eventFilter(QObject *watched, QEvent *event)
         if (event->type() == QEvent::ApplicationPaletteChange) {
             colorsChanged();
         }
+        if (event->type() == QEvent::ApplicationFontChange || event->type() == QEvent::FontChange) {
+            defaultFontChanged();
+            smallestFontChanged();
+        }
     }
     return QObject::eventFilter(watched, event);
 }
diff --git a/src/plasma/private/theme_p.h b/src/plasma/private/theme_p.h
index 408546ecf..3bdb9615f 100644
--- a/src/plasma/private/theme_p.h
+++ b/src/plasma/private/theme_p.h
@@ -94,6 +94,8 @@ public Q_SLOTS:
 
 Q_SIGNALS:
     void themeChanged();
+    void defaultFontChanged();
+    void smallestFontChanged();
 
 public:
     static const char *defaultTheme;
diff --git a/src/plasma/theme.cpp b/src/plasma/theme.cpp
index f4a1d7d5f..9f3b786e4 100644
--- a/src/plasma/theme.cpp
+++ b/src/plasma/theme.cpp
@@ -23,6 +23,7 @@
 #include <QApplication>
 #include <QFile>
 #include <QFont>
+#include <QFontDatabase>
 #include <QFileInfo>
 #include <QMutableListIterator>
 #include <QPair>
@@ -62,6 +63,8 @@ Theme::Theme(QObject *parent)
                 d, SLOT(onAppExitCleanup()));
     }
     connect(d, &ThemePrivate::themeChanged, this, &Theme::themeChanged);
+    connect(d, &ThemePrivate::defaultFontChanged, this, &Theme::defaultFontChanged);
+    connect(d, &ThemePrivate::smallestFontChanged, this, &Theme::smallestFontChanged);
 }
 
 Theme::Theme(const QString &themeName, QObject *parent)
@@ -452,6 +455,17 @@ KPluginInfo Theme::pluginInfo() const
     return d->pluginInfo;
 }
 
+QFont Theme::defaultFont() const
+{
+    return QApplication::font();
+}
+
+QFont Theme::smallestFont() const
+{
+    return QFontDatabase::systemFont(QFontDatabase::SmallestReadableFont);
+}
+
+
 }
 
 #include "moc_theme.cpp"
diff --git a/src/plasma/theme.h b/src/plasma/theme.h
index bd46e87cb..3367f0658 100644
--- a/src/plasma/theme.h
+++ b/src/plasma/theme.h
@@ -56,6 +56,9 @@ class PLASMA_EXPORT Theme : public QObject
     Q_PROPERTY(bool useGlobalSettings READ useGlobalSettings NOTIFY themeChanged)
     Q_PROPERTY(QString wallpaperPath READ wallpaperPath NOTIFY themeChanged)
 
+    //fonts
+    Q_PROPERTY(QFont defaultFont READ defaultFont NOTIFY defaultFontChanged)
+    Q_PROPERTY(QFont smallestFont READ smallestFont NOTIFY smallestFontChanged)
 
     public:
         enum ColorRole {
@@ -304,6 +307,9 @@ class PLASMA_EXPORT Theme : public QObject
          */
         KPluginInfo pluginInfo() const;
 
+        QFont defaultFont() const;
+        QFont smallestFont() const;
+
     Q_SIGNALS:
         /**
          * Emitted when the user changes the theme. Stylesheet usage, colors, etc. should
@@ -315,6 +321,9 @@ class PLASMA_EXPORT Theme : public QObject
          */
         void themeChanged();
 
+        void defaultFontChanged();
+        void smallestFontChanged();
+
     private:
         friend class SvgPrivate;
         friend class ThemePrivate;