diff --git a/ges/ges-container.c b/ges/ges-container.c
index cebaa3e5c9..219abf672d 100644
--- a/ges/ges-container.c
+++ b/ges/ges-container.c
@@ -220,6 +220,8 @@ _ges_container_add_child_properties (GESContainer * container,
     if (ges_timeline_element_lookup_child (child, prop_name, &prop_child, NULL)) {
       ges_timeline_element_add_child_property (GES_TIMELINE_ELEMENT (container),
           child_props[i], prop_child);
+      gst_object_unref (prop_child);
+
     }
     g_free (prop_name);
     g_param_spec_unref (child_props[i]);
@@ -247,6 +249,7 @@ _ges_container_remove_child_properties (GESContainer * container,
     if (ges_timeline_element_lookup_child (child, prop_name, &prop_child, NULL)) {
       ges_timeline_element_remove_child_property (GES_TIMELINE_ELEMENT
           (container), child_props[i]);
+      gst_object_unref (prop_child);
 
     }
 
diff --git a/ges/ges-timeline-element.c b/ges/ges-timeline-element.c
index e03f1f0af6..107547e3a5 100644
--- a/ges/ges-timeline-element.c
+++ b/ges/ges-timeline-element.c
@@ -1315,6 +1315,8 @@ ges_timeline_element_set_child_property_by_pspec (GESTimelineElement * self,
     goto not_found;
 
   g_object_set_property (child, pspec->name, value);
+  gst_object_unref (child);
+  g_param_spec_unref (pspec);
 
   return;
 
@@ -1493,6 +1495,7 @@ ges_timeline_element_set_child_property_valist (GESTimelineElement * self,
     g_object_set_property (child, pspec->name, &value);
 
     gst_object_unref (child);
+    g_param_spec_unref (pspec);
     g_value_unset (&value);
 
     name = va_arg (var_args, gchar *);
@@ -1509,6 +1512,8 @@ cant_copy:
     GST_WARNING_OBJECT (self, "error copying value %s in %p: %s", pspec->name,
         self, error);
 
+    gst_object_unref (child);
+    g_param_spec_unref (pspec);
     g_value_unset (&value);
     return;
   }
@@ -1574,6 +1579,7 @@ ges_timeline_element_get_child_property_valist (GESTimelineElement * self,
     g_value_init (&value, pspec->value_type);
     g_object_get_property (child, pspec->name, &value);
     gst_object_unref (child);
+    g_param_spec_unref (pspec);
 
     G_VALUE_LCOPY (&value, var_args, 0, &error);
     if (error)