diff --git a/Themes.md b/Themes.md
index 9e7ee32..340a78c 100644
--- a/Themes.md
+++ b/Themes.md
@@ -1,3 +1,6 @@
+🛠️ = Applications that support custom css.
+
+⚠️ = Applications that require special setup. 
 ## Current themes in the repo:
   - [Sonarr][arr]
   - [Radarr][arr]