diff --git a/src/Umbraco.Tests/UdiTests.cs b/src/Umbraco.Tests/UdiTests.cs
index 75f4536fd4..f1c232d697 100644
--- a/src/Umbraco.Tests/UdiTests.cs
+++ b/src/Umbraco.Tests/UdiTests.cs
@@ -13,6 +13,12 @@ namespace Umbraco.Tests
     [TestFixture]
     public class UdiTests
     {
+        [SetUp]
+        public void Setup()
+        {
+            Udi.ResetUdiTypes();
+        }
+
         [Test]
         public void StringUdiCtorTest()
         {