diff --git a/Kit/extensions.swift b/Kit/extensions.swift
index 02221b72..d4c39775 100644
--- a/Kit/extensions.swift
+++ b/Kit/extensions.swift
@@ -484,6 +484,10 @@ public class ScrollableStackView: NSView {
     private let clipView: NSClipView = NSClipView()
     private let scrollView: NSScrollView = NSScrollView()
     
+    public var scrollWidth: CGFloat? {
+        self.scrollView.verticalScroller?.frame.size.width
+    }
+    
     public init(frame: NSRect = NSRect.zero, orientation: NSUserInterfaceLayoutOrientation = .vertical) {
         super.init(frame: frame)
         
diff --git a/Modules/Sensors/portal.swift b/Modules/Sensors/portal.swift
index 18ed6ef7..9927b6a4 100644
--- a/Modules/Sensors/portal.swift
+++ b/Modules/Sensors/portal.swift
@@ -71,7 +71,10 @@ public class Portal: NSStackView, Portal_p {
             self.list = [:]
         }
         
-        let width: CGFloat = self.frame.width - self.edgeInsets.left - self.edgeInsets.right - Constants.Popup.margins
+        var width: CGFloat = self.frame.width - self.edgeInsets.left - self.edgeInsets.right
+        if list.count >= 4 {
+            width -= self.container.scrollWidth ?? Constants.Popup.margins
+        }
         list.forEach { s in
             let v = ValueSensorView(s, width: width, callback: {})
             self.container.stackView.addArrangedSubview(v)