diff --git a/example-puzzles/example/200/puzzlelib.py b/example-puzzles/example/200/puzzlelib.py
index 73ffeca..566be76 100644
--- a/example-puzzles/example/200/puzzlelib.py
+++ b/example-puzzles/example/200/puzzlelib.py
@@ -1,6 +1,6 @@
 """This is an example of a puzzle-level library.
 
-This library can be imported by child puzzles using `import puzzlelib`
+This library can be imported by sibling puzzles using `import puzzlelib`
 """
 
 def getone():