diff --git a/src/case/button/node/node.arrow.js b/src/case/button/node/node.arrow.js
index 052858e52..8a313c72a 100644
--- a/src/case/button/node/node.arrow.js
+++ b/src/case/button/node/node.arrow.js
@@ -6,9 +6,6 @@ BI.ArrowNode = BI.inherit(BI.NodeButton, {
         var conf = BI.ArrowNode.superclass._defaultConfig.apply(this, arguments);
         return BI.extend(conf, {
             baseCls: (conf.baseCls || "") + " bi-arrow-group-node bi-list-item",
-            logic: {
-                dynamic: false
-            },
             id: "",
             pId: "",
             open: false,
diff --git a/src/case/button/node/node.plus.js b/src/case/button/node/node.plus.js
index 708ad4300..4b9477ea7 100644
--- a/src/case/button/node/node.plus.js
+++ b/src/case/button/node/node.plus.js
@@ -9,9 +9,6 @@ BI.PlusGroupNode = BI.inherit(BI.NodeButton, {
         var conf = BI.PlusGroupNode.superclass._defaultConfig.apply(this, arguments);
         return BI.extend(conf, {
             baseCls: (conf.baseCls || "") + " bi-plus-group-node bi-list-item",
-            logic: {
-                dynamic: false
-            },
             id: "",
             pId: "",
             open: false,