diff --git a/docs/assets/extension-showcase.yml b/docs/assets/extension-showcase.yml
index 8fda5948..d8abc07a 100644
--- a/docs/assets/extension-showcase.yml
+++ b/docs/assets/extension-showcase.yml
@@ -519,3 +519,6 @@
 
 - # Leetcode Enhancer
   chromeId: cpoclfijojgjiafnlgnhjalkaiabcjch
+
+- # Adaptive Tab Bar Colour
+  firefoxSlug: adaptive-tab-bar-colour