diff --git a/subfiles/add-ons.md b/subfiles/add-ons.md
index b81c003f2..de207e37b 100644
--- a/subfiles/add-ons.md
+++ b/subfiles/add-ons.md
@@ -10,6 +10,7 @@
 | [Block Cloudflare MITM Attack](https://trac.torproject.org/projects/tor/attachment/ticket/24351/block_cloudflare_mitm_attack-1.0.14.1-an%2Bfx.xpi) | nullius | [Link](https://github.com/nym-zone/block_cloudflare_mitm_fx) | **Yes**     | **Yes**     |
 | [TPRB](https://sw.skusklxqaqnrmszytky4vfyrg625erw4hqhiokyc2ufnokd2aitb47yd.onion/) | Sw | [Link](https://sw.skusklxqaqnrmszytky4vfyrg625erw4hqhiokyc2ufnokd2aitb47yd.onion/) | **Yes**     | **Yes**     |
 | [Detect Cloudflare](https://addons.mozilla.org/en-US/firefox/addon/detect-cloudflare/) | Frank Otto | [Link](https://github.com/traktofon/cf-detect) | No     | **Yes**     |
+| [True Sight](https://addons.mozilla.org/en-US/firefox/addon/detect-cloudflare-plus/) | claustromaniac | [Link](https://github.com/claustromaniac/detect-cloudflare-plus) | No     | **Yes**     |
 
 
 See "[What you can do to resist Cloudflare?](../what-to-do.md)" for more information.
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