diff --git a/source/Halibut.Tests/Support/TestAttributes/CustomLevelOfParallelismAttribute.cs b/source/Halibut.Tests/Support/TestAttributes/CustomLevelOfParallelismAttribute.cs
index aea37f95..50857221 100644
--- a/source/Halibut.Tests/Support/TestAttributes/CustomLevelOfParallelismAttribute.cs
+++ b/source/Halibut.Tests/Support/TestAttributes/CustomLevelOfParallelismAttribute.cs
@@ -39,21 +39,16 @@ public static int LevelOfParallelism()
         /// 4 CPU = 2 Parallel Tests
         /// 5 CPU = 3 Parallel Tests
         /// 6 CPU = 4 Parallel Tests
-        /// 7 CPU = 5 Parallel Tests
-        /// 8 CPU = 6 Parallel Tests
-        /// 9 CPU = 7 Parallel Tests
-        /// 10 CPU = 8 Parallel Tests
-        /// 11 CPU = 8 Parallel Tests
-        /// 12 CPU = 8 Parallel Tests
-        /// 13 CPU = 8 Parallel Tests
-        /// 14 CPU = 8 Parallel Tests
+        /// 7 CPU = 4 Parallel Tests
+        /// 8 CPU = 4 Parallel Tests
+        /// 9+ CPU = 4 Parallel Tests
         /// </summary>
         static int LevelOfParallelismInTeamCity()
         {
-            var max = 8;
+            var max = 4;
             var min = 2;
             var defaultBasedOnCpu = NUnitTestAssemblyRunner.DefaultLevelOfParallelism;
-            
+
             return Math.Min(Math.Max(min, defaultBasedOnCpu - 2), max);
         }