diff --git a/.doc/contributing-guide/2021.contributing-stickers-side-by-side.png b/.doc/contributing-guide/2021.contributing-stickers-side-by-side.png
new file mode 100644
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Binary files /dev/null and b/.doc/contributing-guide/2021.contributing-stickers-side-by-side.png differ
diff --git a/.doc/contributing-guide/contributing-stickers-side-by-side.png b/.doc/contributing-guide/2022.contributing-stickers-side-by-side.png
similarity index 100%
rename from .doc/contributing-guide/contributing-stickers-side-by-side.png
rename to .doc/contributing-guide/2022.contributing-stickers-side-by-side.png
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
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--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -160,4 +160,4 @@ We have one sticker per contribution type. You might get multiple stickers with
 
 Here is the design of each stickers for year 2022:
 
-![iTop stickers 2022](.doc/contributing-guide/contributing-stickers-side-by-side.png)
+![iTop stickers 2022](.doc/contributing-guide/2022.contributing-stickers-side-by-side.png)