diff --git a/Mac/Base.lproj/MainWindow.storyboard b/Mac/Base.lproj/MainWindow.storyboard
index f58be15a9..382176f60 100644
--- a/Mac/Base.lproj/MainWindow.storyboard
+++ b/Mac/Base.lproj/MainWindow.storyboard
@@ -302,7 +302,7 @@
                                             <color key="backgroundColor" name="_sourceListBackgroundColor" catalog="System" colorSpace="catalog"/>
                                             <color key="gridColor" name="gridColor" catalog="System" colorSpace="catalog"/>
                                             <tableColumns>
-                                                <tableColumn width="236" minWidth="23" maxWidth="1000" id="ih9-mJ-EA7">
+                                                <tableColumn width="237" minWidth="23" maxWidth="1000" id="ih9-mJ-EA7">
                                                     <tableHeaderCell key="headerCell" lineBreakMode="truncatingTail" borderStyle="border">
                                                         <color key="textColor" name="headerTextColor" catalog="System" colorSpace="catalog"/>
                                                         <color key="backgroundColor" name="headerColor" catalog="System" colorSpace="catalog"/>
@@ -315,7 +315,7 @@
                                                     <tableColumnResizingMask key="resizingMask" resizeWithTable="YES"/>
                                                     <prototypeCellViews>
                                                         <tableCellView identifier="HeaderCell" id="qkt-WA-5tB">
-                                                            <rect key="frame" x="1" y="0.0" width="236" height="17"/>
+                                                            <rect key="frame" x="1" y="0.0" width="237" height="17"/>
                                                             <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
                                                             <subviews>
                                                                 <textField verticalHuggingPriority="750" fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="fNJ-z1-0Up">
@@ -333,7 +333,7 @@
                                                             </connections>
                                                         </tableCellView>
                                                         <tableCellView identifier="DataCell" id="HJn-Tm-YNO" customClass="SidebarCell" customModule="NetNewsWire" customModuleProvider="target">
-                                                            <rect key="frame" x="1" y="17" width="236" height="17"/>
+                                                            <rect key="frame" x="1" y="17" width="237" height="17"/>
                                                             <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
                                                         </tableCellView>
                                                     </prototypeCellViews>