diff --git a/src/Unleash/Utilities/WarnOnce.cs b/src/Unleash/Utilities/WarnOnce.cs
index e371b7ec..1d1b1412 100644
--- a/src/Unleash/Utilities/WarnOnce.cs
+++ b/src/Unleash/Utilities/WarnOnce.cs
@@ -4,13 +4,13 @@
 
 namespace Unleash.Utilities
 {
-	internal class WarnOnce
-	{
+    internal class WarnOnce
+    {
         private readonly ILog logger;
         private readonly HashSet<string> seen = new HashSet<string>();
 
         public WarnOnce(ILog logger)
-		{
+        {
             this.logger = logger;
         }
 
@@ -24,6 +24,6 @@ public void Warn(string key, string message)
             seen.Add(key);
             logger.Warn(message);
         }
-	}
+    }
 }