diff --git a/requirements.txt b/requirements.txt
index 618c172..28e0b3c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,3 +6,4 @@ MarkupSafe==2.1.2
 psycopg2-binary==2.9.6
 Werkzeug==2.2.3
 webssh
+pycrypto