diff --git a/subprojects/gst-plugins-bad/sys/mediafoundation/gstmfsourcereader.cpp b/subprojects/gst-plugins-bad/sys/mediafoundation/gstmfsourcereader.cpp
index c8f4de444c..f0066e3995 100644
--- a/subprojects/gst-plugins-bad/sys/mediafoundation/gstmfsourcereader.cpp
+++ b/subprojects/gst-plugins-bad/sys/mediafoundation/gstmfsourcereader.cpp
@@ -167,6 +167,8 @@ gst_mf_source_reader_constructed (GObject * object)
   while (!g_main_loop_is_running (self->loop))
     g_cond_wait (&self->cond, &self->lock);
   g_mutex_unlock (&self->lock);
+
+  G_OBJECT_CLASS (parent_class)->constructed (object);
 }
 
 static gboolean
diff --git a/subprojects/gst-plugins-bad/sys/mediafoundation/gstwin32devicewatcher.cpp b/subprojects/gst-plugins-bad/sys/mediafoundation/gstwin32devicewatcher.cpp
index 464c36e9b1..fbb61e3014 100644
--- a/subprojects/gst-plugins-bad/sys/mediafoundation/gstwin32devicewatcher.cpp
+++ b/subprojects/gst-plugins-bad/sys/mediafoundation/gstwin32devicewatcher.cpp
@@ -94,6 +94,8 @@ gst_win32_device_watcher_constructed (GObject * object)
   while (!g_main_loop_is_running (self->loop))
     g_cond_wait (&self->cond, &self->lock);
   g_mutex_unlock (&self->lock);
+
+  G_OBJECT_CLASS (parent_class)->constructed (object);
 }
 
 static void