diff --git a/5kyu/smallest-possible-sum/description.md b/4kyu/smallest-possible-sum/description.md similarity index 100% rename from 5kyu/smallest-possible-sum/description.md rename to 4kyu/smallest-possible-sum/description.md diff --git a/5kyu/smallest-possible-sum/solution.ts b/4kyu/smallest-possible-sum/solution.ts similarity index 100% rename from 5kyu/smallest-possible-sum/solution.ts rename to 4kyu/smallest-possible-sum/solution.ts diff --git a/5kyu/smallest-possible-sum/tests.ts b/4kyu/smallest-possible-sum/tests.ts similarity index 100% rename from 5kyu/smallest-possible-sum/tests.ts rename to 4kyu/smallest-possible-sum/tests.ts