diff --git a/website/docs/projects.md b/website/docs/projects.md
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--- a/website/docs/projects.md
+++ b/website/docs/projects.md
@@ -37,7 +37,7 @@ LINK: [github.com/matt-FFFFFF/hassio-addon-teslamate](https://github.com/matt-FF
 
 A TeslaMate integration for calculating cost of charges. This application will automatically update your cost for charge sessions in TeslaMate within a specified geofence (usually home) using data from your smart electricity tariff.
 
-The supported energy providers / tarriffs are either [Octopus Agile](https://octopus.energy/agile/), [Tibber](https://tibber.com/en/) or fixed pricing (manually specified).
+The supported energy providers / tarriffs are either [Octopus Agile](https://octopus.energy/agile/), [Tibber](https://tibber.com/en/), [aWATTar](https://www.awattar.de/) or fixed pricing (manually specified).
 
 LINK: [github.com/MattJeanes/TeslaMateAgile](https://github.com/MattJeanes/TeslaMateAgile)