diff --git a/release/scripts/modules/rigify.py b/release/scripts/modules/rigify.py
index cc2096d142d..6f316a7ef4f 100644
--- a/release/scripts/modules/rigify.py
+++ b/release/scripts/modules/rigify.py
@@ -231,7 +231,9 @@ def generate_rig(context, ob):
         bpy.ops.object.mode_set(mode='EDIT')
         func(ob_new, pbone_name)
         bpy.ops.object.mode_set(mode='OBJECT')
-
+    
+    # needed to update driver deps
+    context.scene.update()
 
 if __name__ == "__main__":
     generate_rig(bpy.context, bpy.context.object)
diff --git a/source/blender/blenkernel/BKE_constraint.h b/source/blender/blenkernel/BKE_constraint.h
index a8ccc84a7c3..e9110b99098 100644
--- a/source/blender/blenkernel/BKE_constraint.h
+++ b/source/blender/blenkernel/BKE_constraint.h
@@ -114,7 +114,7 @@ bConstraintTypeInfo *get_constraint_typeinfo(int type);
 void unique_constraint_name(struct bConstraint *con, struct ListBase *list);
 
 void free_constraints(struct ListBase *list);
-void copy_constraints(struct ListBase *dst, struct ListBase *src);
+void copy_constraints(struct ListBase *dst, const struct ListBase *src);
 void relink_constraints(struct ListBase *list);
 void free_constraint_data(struct bConstraint *con);
 
diff --git a/source/blender/blenkernel/intern/action.c b/source/blender/blenkernel/intern/action.c
index 8fe80edabb9..cb6fef0bc30 100644
--- a/source/blender/blenkernel/intern/action.c
+++ b/source/blender/blenkernel/intern/action.c
@@ -153,7 +153,6 @@ void make_local_action(bAction *act)
 	}
 }
 
-
 void free_action (bAction *act)
 {
 	/* sanity check */
diff --git a/source/blender/blenkernel/intern/constraint.c b/source/blender/blenkernel/intern/constraint.c
index 46fdec90528..0f3213cbc5d 100644
--- a/source/blender/blenkernel/intern/constraint.c
+++ b/source/blender/blenkernel/intern/constraint.c
@@ -3788,7 +3788,7 @@ void relink_constraints (ListBase *conlist)
 /* ......... */
 
 /* duplicate all of the constraints in a constraint stack */
-void copy_constraints (ListBase *dst, ListBase *src)
+void copy_constraints (ListBase *dst, const ListBase *src)
 {
 	bConstraint *con, *srccon;
 	
diff --git a/source/blender/blenlib/BLI_listbase.h b/source/blender/blenlib/BLI_listbase.h
index 21b4c83bd88..bd735888f95 100644
--- a/source/blender/blenlib/BLI_listbase.h
+++ b/source/blender/blenlib/BLI_listbase.h
@@ -55,7 +55,7 @@ void BLI_sortlist(struct ListBase *listbase, int (*cmp)(void *, void *));
 void BLI_freelist(struct ListBase *listbase);
 int BLI_countlist(struct ListBase *listbase);
 void BLI_freelinkN(struct ListBase *listbase, void *vlink);
-void BLI_duplicatelist(struct ListBase *list1, struct ListBase *list2);  /* copy from 2 to 1 */
+void BLI_duplicatelist(struct ListBase *list1, const struct ListBase *list2);
 
 /* create a generic list node containing link to provided data */
 struct LinkData *BLI_genericNodeN(void *data);
diff --git a/source/blender/blenlib/intern/listbase.c b/source/blender/blenlib/intern/listbase.c
index b3a4722d6d9..166f4ed029e 100644
--- a/source/blender/blenlib/intern/listbase.c
+++ b/source/blender/blenlib/intern/listbase.c
@@ -343,7 +343,7 @@ int BLI_findindex(ListBase *listbase, void *vlink)
 	return -1;
 }
 
-void BLI_duplicatelist(ListBase *list1, ListBase *list2)  /* copy from 2 to 1 */
+void BLI_duplicatelist(ListBase *list1, const ListBase *list2)
 {
 	struct Link *link1, *link2;
 	
diff --git a/source/blender/editors/object/object_relations.c b/source/blender/editors/object/object_relations.c
index 95f6f3802af..ac7e76abc13 100644
--- a/source/blender/editors/object/object_relations.c
+++ b/source/blender/editors/object/object_relations.c
@@ -616,26 +616,21 @@ static int parent_set_exec(bContext *C, wmOperator *op)
 					// XXX currently this should only happen for meshes, curves, surfaces, and lattices - this stuff isn't available for metas yet
 					if (ELEM5(ob->type, OB_MESH, OB_CURVE, OB_SURF, OB_FONT, OB_LATTICE)) 
 					{
-						switch (partype) 
-						{
-							case PAR_CURVE: /* curve deform */
-							{
-								CurveModifierData *cmd= ED_object_modifier_add(op->reports, scene, ob, eModifierType_Curve);
-								cmd->object= par;
-							}
-								break;
-							case PAR_LATTICE: /* lattice deform */
-							{
-								LatticeModifierData *lmd= ED_object_modifier_add(op->reports, scene, ob, eModifierType_Lattice);
-								lmd->object= par;
-							}
-								break;
-							default: /* armature deform */
-							{
-								ArmatureModifierData *amd= ED_object_modifier_add(op->reports, scene, ob, eModifierType_Armature);
-								amd->object= par;
-							}
-								break;
+						ModifierData *md;
+
+						switch (partype) {
+						case PAR_CURVE: /* curve deform */
+							md= ED_object_modifier_add(op->reports, scene, ob, eModifierType_Curve);
+							((CurveModifierData *)md)->object= par;
+							break;
+						case PAR_LATTICE: /* lattice deform */
+							md= ED_object_modifier_add(op->reports, scene, ob, eModifierType_Lattice);
+							((LatticeModifierData *)md)->object= par;
+							break;
+						default: /* armature deform */
+							md= ED_object_modifier_add(op->reports, scene, ob, eModifierType_Armature);
+							((ArmatureModifierData *)md)->object= par;
+							break;
 						}
 					}
 				}
diff --git a/source/blender/makesrna/intern/rna_scene_api.c b/source/blender/makesrna/intern/rna_scene_api.c
index 6b21f886712..05fd9889e31 100644
--- a/source/blender/makesrna/intern/rna_scene_api.c
+++ b/source/blender/makesrna/intern/rna_scene_api.c
@@ -44,16 +44,29 @@
 #include "BKE_depsgraph.h"
 
 #include "ED_object.h"
+#include "ED_anim_api.h"
 
 #include "WM_api.h"
 
-static void rna_Scene_set_frame(Scene *sce, bContext *C, int frame)
+static void rna_Scene_set_frame(Scene *scene, bContext *C, int frame)
 {
-	sce->r.cfra= frame;
-	CLAMP(sce->r.cfra, MINAFRAME, MAXFRAME);
-	scene_update_for_newframe(sce, (1<<20) - 1);
+	scene->r.cfra= frame;
+	CLAMP(scene->r.cfra, MINAFRAME, MAXFRAME);
+	scene_update_for_newframe(scene, (1<<20) - 1);
 
-	WM_event_add_notifier(C, NC_SCENE|ND_FRAME, sce);
+	WM_event_add_notifier(C, NC_SCENE|ND_FRAME, scene);
+}
+
+static void rna_Scene_update(Scene *scene, bContext *C)
+{
+	/* added to update driver deps, copied from do_graph_region_driver_buttons
+	 * but can be extended with update options */
+
+	/* rebuild depsgraph for the new deps */
+	DAG_scene_sort(scene);
+
+	/* force an update of depsgraph */
+	ED_anim_dag_flush_update(C);
 }
 
 static KeyingSet *rna_Scene_add_keying_set(Scene *sce, ReportList *reports, 
@@ -96,6 +109,10 @@ void RNA_api_scene(StructRNA *srna)
 	parm= RNA_def_int(func, "frame", 0, MINAFRAME, MAXFRAME, "", "Frame number to set.", MINAFRAME, MAXFRAME);
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 
+	func= RNA_def_function(srna, "update", "rna_Scene_update");
+	RNA_def_function_flag(func, FUNC_USE_CONTEXT);
+	RNA_def_function_ui_description(func, "Rebuild the scene dependancy graph.");
+
 	/* Add Keying Set */
 	func= RNA_def_function(srna, "add_keying_set", "rna_Scene_add_keying_set");
 	RNA_def_function_ui_description(func, "Add a new Keying Set to Scene.");