diff --git a/src/Lucene.Net.Tests.Analysis.Common/Analysis/Core/TestRandomChains.cs b/src/Lucene.Net.Tests.Analysis.Common/Analysis/Core/TestRandomChains.cs
index b1d9c5d07a..0d67b47265 100644
--- a/src/Lucene.Net.Tests.Analysis.Common/Analysis/Core/TestRandomChains.cs
+++ b/src/Lucene.Net.Tests.Analysis.Common/Analysis/Core/TestRandomChains.cs
@@ -1,4 +1,4 @@
-
+
 using J2N.Runtime.CompilerServices;
 using J2N.Text;
 using Lucene.Net.Analysis.CharFilters;
@@ -1117,6 +1117,7 @@ internal class CharFilterSpec
 
         [Test]
         [Slow]
+        [AwaitsFix(BugUrl = "https://github.com/apache/lucenenet/issues/269")] // LUCENENET TODO: this test occasionally fails
         public void TestRandomChains_()
         {
             int numIterations = AtLeast(20);
@@ -1144,6 +1145,7 @@ public void TestRandomChains_()
         // we might regret this decision...
         [Test]
         [Slow]
+        [AwaitsFix(BugUrl = "https://github.com/apache/lucenenet/issues/269")] // LUCENENET TODO: this test occasionally fails
         public void TestRandomChainsWithLargeStrings()
         {
             int numIterations = AtLeast(20);