diff --git a/TODO.txt b/TODO.txt
index 07038e0..9e993a9 100644
--- a/TODO.txt
+++ b/TODO.txt
@@ -1,4 +1,5 @@
 ## TODO / wishlist
 
+- [] Improve test coverage
 - [x] Improve caching mechanism
 - [x] Add automatic release and semver generation
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