diff --git a/examples/tests/issue18.cs b/examples/tests/issue18.cs
index ad89b205d6..053826be87 100644
--- a/examples/tests/issue18.cs
+++ b/examples/tests/issue18.cs
@@ -48,7 +48,7 @@ public class Issue18
             // Console.WriteLine("solution " + globalSum.Var().Value());
             if (count > 10)
             {
-              break;
+                break;
             }
         }
         Console.WriteLine("Solutions: " + count);