diff --git a/requirements.txt b/requirements.txt
index 5d078c2..5f54024 100755
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,3 +4,8 @@ Twisted>=16.3.0
 dmr_utils3>=0.1.19
 configparser>=3.0.0
 aprslib>=0.6.42
+traceback
+pynmea2
+maidenhead
+flask
+smtplib