diff --git a/exercises/practice/killer-sudoku-helper/.docs/instructions.md b/exercises/practice/killer-sudoku-helper/.docs/instructions.md
index 2347ab26..8bb05a3a 100644
--- a/exercises/practice/killer-sudoku-helper/.docs/instructions.md
+++ b/exercises/practice/killer-sudoku-helper/.docs/instructions.md
@@ -56,8 +56,8 @@ The screenshots above have been generated using [F-Puzzles.com](https://www.f-pu
 
 [sudoku-rules]: https://masteringsudoku.com/sudoku-rules-beginners/
 [killer-guide]: https://masteringsudoku.com/killer-sudoku/
-[one-solution-img]: https://exercism-v3-icons.s3.eu-west-2.amazonaws.com/images/exercises/killer-sudoku-helper/example1.png
-[four-solutions-img]: https://exercism-v3-icons.s3.eu-west-2.amazonaws.com/images/exercises/killer-sudoku-helper/example2.png
-[not-possible-img]: https://exercism-v3-icons.s3.eu-west-2.amazonaws.com/images/exercises/killer-sudoku-helper/example3.png
+[one-solution-img]: https://assets.exercism.org/images/exercises/killer-sudoku-helper/example1.png
+[four-solutions-img]: https://assets.exercism.org/images/exercises/killer-sudoku-helper/example2.png
+[not-possible-img]: https://assets.exercism.org/images/exercises/killer-sudoku-helper/example3.png
 [clover-puzzle]: https://app.crackingthecryptic.com/sudoku/HqTBn3Pr6R
 [goodliffe-video]: https://youtu.be/c_NjEbFEeW0?t=1180