diff --git a/2023/1-Trebuchet/example b/2023/01-Trebuchet/example
similarity index 100%
rename from 2023/1-Trebuchet/example
rename to 2023/01-Trebuchet/example
diff --git a/2023/1-Trebuchet/example2 b/2023/01-Trebuchet/example2
similarity index 100%
rename from 2023/1-Trebuchet/example2
rename to 2023/01-Trebuchet/example2
diff --git a/2023/1-Trebuchet/first.hs b/2023/01-Trebuchet/first.hs
similarity index 100%
rename from 2023/1-Trebuchet/first.hs
rename to 2023/01-Trebuchet/first.hs
diff --git a/2023/1-Trebuchet/input b/2023/01-Trebuchet/input
similarity index 100%
rename from 2023/1-Trebuchet/input
rename to 2023/01-Trebuchet/input
diff --git a/2023/1-Trebuchet/second.hs b/2023/01-Trebuchet/second.hs
similarity index 100%
rename from 2023/1-Trebuchet/second.hs
rename to 2023/01-Trebuchet/second.hs