diff --git a/README.md b/README.md
index f5b7e7b6..099479a4 100644
--- a/README.md
+++ b/README.md
@@ -23,6 +23,7 @@
 - [ ] Temp sensor w/ arduino
 - [ ] Homeassistant control
 - [ ] Periodic heart rate measurement
+- [ ] Exponent button on calculator
 
 ## Lower priority
 - [ ] Rearrange quick acces and apps