diff --git a/ui/Base.lproj/RingWindow.xib b/ui/Base.lproj/RingWindow.xib
index 82f410d..71ac776 100644
--- a/ui/Base.lproj/RingWindow.xib
+++ b/ui/Base.lproj/RingWindow.xib
@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <document type="com.apple.InterfaceBuilder3.Cocoa.XIB" version="3.0" toolsVersion="11201" systemVersion="16B2553a" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES">
     <dependencies>
+        <development version="7000" identifier="xcode"/>
         <plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="11201"/>
     </dependencies>
     <objects>
@@ -599,6 +600,11 @@
                                     <constraint firstAttribute="height" constant="200" id="tSn-OT-Zn8"/>
                                 </constraints>
                                 <imageCell key="cell" refusesFirstResponder="YES" alignment="left" imageScaling="proportionallyDown" id="mYG-HR-6oh"/>
+                                <userDefinedRuntimeAttributes>
+                                    <userDefinedRuntimeAttribute type="number" keyPath="alphaValue">
+                                        <integer key="value" value="0"/>
+                                    </userDefinedRuntimeAttribute>
+                                </userDefinedRuntimeAttributes>
                             </imageView>
                             <customView translatesAutoresizingMaskIntoConstraints="NO" id="D6e-KX-8gC">
                                 <rect key="frame" x="103" y="194" width="520" height="270"/>