diff --git a/src/Models/Bisect.cs b/src/Models/Bisect.cs
index 3dd28681..d1021113 100644
--- a/src/Models/Bisect.cs
+++ b/src/Models/Bisect.cs
@@ -1,4 +1,5 @@
-using System.Collections.Generic;
+using System;
+using System.Collections.Generic;
 
 namespace SourceGit.Models
 {
@@ -9,6 +10,7 @@ namespace SourceGit.Models
         Detecting,
     }
 
+    [Flags]
     public enum BisectCommitFlag
     {
         None = 0,
diff --git a/src/Views/BisectStateIndicator.cs b/src/Views/BisectStateIndicator.cs
index c93192a6..0a581f53 100644
--- a/src/Views/BisectStateIndicator.cs
+++ b/src/Views/BisectStateIndicator.cs
@@ -65,6 +65,12 @@ namespace SourceGit.Views
                 RenderImpl(context, Brushes.Red, _bad, x);
         }
 
+        protected override void OnDataContextChanged(EventArgs e)
+        {
+            base.OnDataContextChanged(e);
+            InvalidateMeasure();
+        }
+
         protected override Size MeasureOverride(Size availableSize)
         {
             var desiredFlags = Models.BisectCommitFlag.None;