diff --git a/smallest_multiple/main.go b/05_smallest_multiple/main.go
similarity index 100%
rename from smallest_multiple/main.go
rename to 05_smallest_multiple/main.go
diff --git a/smallest_multiple/smallest_multiple_test.go b/05_smallest_multiple/smallest_multiple_test.go
similarity index 100%
rename from smallest_multiple/smallest_multiple_test.go
rename to 05_smallest_multiple/smallest_multiple_test.go