diff --git a/exercises/099_formatting.zig b/exercises/099_formatting.zig
index 074358b..fc73338 100644
--- a/exercises/099_formatting.zig
+++ b/exercises/099_formatting.zig
@@ -82,7 +82,7 @@
 //
 //      X |  1   2   3   4   5  ...
 //     ---+---+---+---+---+---+
-//      1 |  1   2   3   4   5 
+//      1 |  1   2   3   4   5
 //
 //      2 |  2   4   6   8  10
 //