diff --git a/watchtower-plugin/requirements.txt b/watchtower-plugin/requirements.txt
index 84ba49d..6f9b5d7 100644
--- a/watchtower-plugin/requirements.txt
+++ b/watchtower-plugin/requirements.txt
@@ -4,4 +4,5 @@ coincurve
 cryptography==2.8
 pyzbase32
 plyvel
-backoff
\ No newline at end of file
+backoff
+teos-common==0.0.5
\ No newline at end of file