diff --git a/requirements.txt b/requirements.txt
index 82ea569..c78f52a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,4 +13,6 @@ cryptography
 Flask-Markdown
 twisted
 aprslib
-pynmea2
\ No newline at end of file
+pynmea2
+bitarray
+maidenhead