diff --git a/pydep.txt b/pydep.txt
index 6d75c0d7..d5e18d94 100644
--- a/pydep.txt
+++ b/pydep.txt
@@ -1,3 +1,4 @@
+cryptography    [placement]
 fluent-logger   [fluent]
 ldappool        [(keystone ldap)]
 libvirt-python  [nova]