diff --git a/Octokit.Tests/Models/IssueUpdateTests.cs b/Octokit.Tests/Models/IssueUpdateTests.cs
new file mode 100644
index 0000000000..5cd8c788d5
--- /dev/null
+++ b/Octokit.Tests/Models/IssueUpdateTests.cs
@@ -0,0 +1,25 @@
+using Xunit;
+
+namespace Octokit.Tests.Models
+{
+    public class IssueUpdateTests
+    {
+        [Fact]
+        public void Can_Initialise_With_Label()
+        {
+            _ = new IssueUpdate
+            {
+                Labels = { "Foo" }
+            };
+        }
+    
+        [Fact]
+        public void Can_Initialise_With_Assignee()
+        {
+            _ = new IssueUpdate
+            {
+                Assignees = { "Foo" }
+            };
+        }
+    }
+}