diff --git a/stock_images.md b/stock_images.md
index 220e8b0..237dcfb 100644
--- a/stock_images.md
+++ b/stock_images.md
@@ -8,6 +8,7 @@ License attributions for stock images used in our services or open source projec
 * Icon-Icons, Icon-Icons, [Icon-Icons free license](https://icon-icons.com/license), [Website](https://icon-icons.com/)
 * Windows 8 Icon, Icons8, [CC BY 4.0 DEED Attribution 4.0 International](https://creativecommons.org/licenses/by/4.0/), [Website](http://icons8.com/)
 * MichaelKirilovskiy, Michael.Kirilovskiy, [MIT](https://opensource.org/license/mit), [Website](https://github.com/MichaelKirilovskiy/)
+* Superglyph OS Icons, synonymsof, [CC BY 4.0 DEED Attribution 4.0 International](https://creativecommons.org/licenses/by/4.0/). [Website](https://synonymsof.com/)
 
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