diff --git a/test/Libraries/CoreNodesTests/CoreNodeModelsTests/SelectionTests.cs b/test/Libraries/CoreNodesTests/CoreNodeModelsTests/SelectionTests.cs
index 0efda82844c..46c74b8029c 100644
--- a/test/Libraries/CoreNodesTests/CoreNodeModelsTests/SelectionTests.cs
+++ b/test/Libraries/CoreNodesTests/CoreNodeModelsTests/SelectionTests.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Xml;
@@ -138,7 +138,7 @@ public void ToStringTest()
             //Checks ToString result for the selected element
             toStringResult = selection.ToString();
             string nodeType = testNode.GetType().ToString();
-            string expected = $"testPrefix : {nodeType}";
+            string expected = $"testPrefix: {nodeType}";
             Assert.AreEqual(expected, toStringResult);
 
             selectionHelperMock.VerifyAll();