diff --git a/source/blender/editors/render/render_internal.c b/source/blender/editors/render/render_internal.c
index f38a5691a6f..341f56667fa 100644
--- a/source/blender/editors/render/render_internal.c
+++ b/source/blender/editors/render/render_internal.c
@@ -594,11 +594,15 @@ static void render_endjob(void *rjv)
 		free_main(rj->main);
 
 	/* else the frame will not update for the original value */
-	ED_update_for_newframe(G.main, rj->scene, rj->win->screen, 1);
+	if(!(rj->scene->r.scemode & R_NO_FRAME_UPDATE))
+		ED_update_for_newframe(G.main, rj->scene, rj->win->screen, 1);
 	
 	/* XXX above function sets all tags in nodes */
 	ntreeClearTags(rj->scene->nodetree);
 	
+	/* potentially set by caller */
+	rj->scene->r.scemode &= ~R_NO_FRAME_UPDATE;
+	
 	if(rj->srl) {
 		NodeTagIDChanged(rj->scene->nodetree, &rj->scene->id);
 		WM_main_add_notifier(NC_NODE|NA_EDITED, rj->scene);
diff --git a/source/blender/editors/space_node/node_edit.c b/source/blender/editors/space_node/node_edit.c
index 1279863802a..7827058f886 100644
--- a/source/blender/editors/space_node/node_edit.c
+++ b/source/blender/editors/space_node/node_edit.c
@@ -2178,6 +2178,9 @@ int node_render_changed_exec(bContext *C, wmOperator *UNUSED(op))
 			RNA_string_set(&op_ptr, "layer", srl->name);
 			RNA_string_set(&op_ptr, "scene", sce->id.name+2);
 			
+			/* to keep keypositions */
+			sce->r.scemode |= R_NO_FRAME_UPDATE;
+			
 			WM_operator_name_call(C, "RENDER_OT_render", WM_OP_INVOKE_DEFAULT, &op_ptr);
 
 			WM_operator_properties_free(&op_ptr);
diff --git a/source/blender/makesdna/DNA_scene_types.h b/source/blender/makesdna/DNA_scene_types.h
index f87d10b1f7d..45850d3f20f 100644
--- a/source/blender/makesdna/DNA_scene_types.h
+++ b/source/blender/makesdna/DNA_scene_types.h
@@ -923,7 +923,7 @@ typedef struct Scene {
 #define R_COMP_FREE			0x0800
 #define R_NO_IMAGE_LOAD		0x1000
 #define R_NO_TEX			0x2000
-/*#define R_STAMP_INFO		0x4000	deprecated */
+#define R_NO_FRAME_UPDATE	0x4000
 #define R_FULL_SAMPLE		0x8000
 /* #define R_DEPRECATED		0x10000 */
 /* #define R_RECURS_PROTECTION	0x20000 */
diff --git a/source/blender/render/intern/source/convertblender.c b/source/blender/render/intern/source/convertblender.c
index 14f80986ba3..b5cfc123c15 100644
--- a/source/blender/render/intern/source/convertblender.c
+++ b/source/blender/render/intern/source/convertblender.c
@@ -4911,7 +4911,7 @@ void RE_Database_FromScene(Render *re, Main *bmain, Scene *scene, unsigned int l
 		lay &= 0xFF000000;
 	
 	/* applies changes fully */
-	if((re->r.scemode & R_PREVIEWBUTS)==0)
+	if((re->r.scemode & (R_NO_FRAME_UPDATE|R_PREVIEWBUTS))==0)
 		scene_update_for_newframe(re->main, re->scene, lay);
 	
 	/* if no camera, viewmat should have been set! */