diff --git a/designer-base/src/main/java/com/fr/design/formula/FormulaPane.java b/designer-base/src/main/java/com/fr/design/formula/FormulaPane.java
index e994bc105..bff2080e4 100644
--- a/designer-base/src/main/java/com/fr/design/formula/FormulaPane.java
+++ b/designer-base/src/main/java/com/fr/design/formula/FormulaPane.java
@@ -77,7 +77,7 @@ public class FormulaPane extends BasicPane implements KeyListener, UIFormula {
     private DefaultListModel functionNameModel;
     private JList functionNameList;
 
-    FormulaPane() {
+    public FormulaPane() {
         initComponents();
     }
 
diff --git a/designer-base/src/main/java/com/fr/design/formula/FormulaPaneWhenReserveFormula.java b/designer-base/src/main/java/com/fr/design/formula/FormulaPaneWhenReserveFormula.java
index d689c54df..e08f7e3b4 100644
--- a/designer-base/src/main/java/com/fr/design/formula/FormulaPaneWhenReserveFormula.java
+++ b/designer-base/src/main/java/com/fr/design/formula/FormulaPaneWhenReserveFormula.java
@@ -18,7 +18,7 @@ public class FormulaPaneWhenReserveFormula extends FormulaPane {
     private UICheckBox reserveCheckBox4Result;
     private UICheckBox reserveCheckBox4Write;
 
-    FormulaPaneWhenReserveFormula() {
+    public FormulaPaneWhenReserveFormula() {
         super();
     }