diff --git a/exercises/practice/sublist/.docs/instructions.append.md b/exercises/practice/sublist/.docs/instructions.append.md
index 703984d933..7159cb084f 100644
--- a/exercises/practice/sublist/.docs/instructions.append.md
+++ b/exercises/practice/sublist/.docs/instructions.append.md
@@ -1,4 +1,4 @@
 # Hints
 
 To be able to compare data, the IComparable interface is used.
-For more information, see [this page](https://docs.microsoft.com/en-us/dotnet/api/system.icomparable
+For more information, see [this page](https://docs.microsoft.com/en-us/dotnet/api/system.icomparable)