diff --git a/metadata/org.moire.opensudoku.txt b/metadata/org.moire.opensudoku.txt
index 247b26d1f6..4d26d170bf 100644
--- a/metadata/org.moire.opensudoku.txt
+++ b/metadata/org.moire.opensudoku.txt
@@ -11,6 +11,12 @@ Open Sudoku is a simple open source sudoku game. It's designed to be controlled
 both by finger and keyboard. It's preloaded with 90 puzzles in 3 difficulty
 levels, more puzzles can be downloaded from the web and it also allows you to
 enter your own puzzles.
+
+Additional puzzles are available on the following websites:
+
+* [https://opensudoku.moire.org/ Project homepage]
+* [https://code.google.com/archive/p/opensudoku-android/wikis/Puzzles.wiki Original project]
+* [https://opensudoku.p43.eu/ Other collection of puzzles]
 .
 
 Repo Type:git