diff --git a/src/app/share/resources/icon.qrc b/src/app/share/resources/icon.qrc
index 13674f5d0..00a80c9e9 100644
--- a/src/app/share/resources/icon.qrc
+++ b/src/app/share/resources/icon.qrc
@@ -57,5 +57,6 @@
         <file>icon/16x16/template.png</file>
         <file>icon/32x32/pdf.png</file>
         <file>icon/24x24/fx.png</file>
+        <file>icon/16x16/fx.png</file>
     </qresource>
 </RCC>
diff --git a/src/app/share/resources/icon/16x16/fx.png b/src/app/share/resources/icon/16x16/fx.png
new file mode 100644
index 000000000..3a89f64f7
Binary files /dev/null and b/src/app/share/resources/icon/16x16/fx.png differ
diff --git a/src/app/widgets/vformulapropertyeditor.cpp b/src/app/widgets/vformulapropertyeditor.cpp
index 930da6272..f208fee4a 100644
--- a/src/app/widgets/vformulapropertyeditor.cpp
+++ b/src/app/widgets/vformulapropertyeditor.cpp
@@ -50,6 +50,7 @@ VFormulaPropertyEditor::VFormulaPropertyEditor(QWidget *parent)
     ToolButton = new QToolButton(this);
     ToolButton->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Minimum);
     ToolButton->setText("...");
+    ToolButton->setIcon(QIcon("://icon/16x16/fx.png"));
     ToolButton->setFixedWidth(20);
     ToolButton->installEventFilter(this);
     setFocusProxy(ToolButton);  // Make the ToolButton the focus proxy