diff --git a/bin/addons/base/rng/view.rng b/bin/addons/base/rng/view.rng
index e8bafc98866..c2e5af87cee 100644
--- a/bin/addons/base/rng/view.rng
+++ b/bin/addons/base/rng/view.rng
@@ -382,6 +382,7 @@
             <rng:optional><rng:attribute name="required"/></rng:optional>
             <rng:optional><rng:attribute name="readonly"/></rng:optional>
             <rng:optional><rng:attribute name="view_mode"/></rng:optional>
+            <rng:optional><rng:attribute name="search_mode"/></rng:optional>
             <rng:optional><rng:attribute name="widget"/></rng:optional>
             <rng:optional><rng:attribute name="context"/></rng:optional>
             <rng:optional><rng:attribute name="groups"/></rng:optional>