diff --git a/debian/control b/debian/control
index 25ae77af33..0d80399cc1 100644
--- a/debian/control
+++ b/debian/control
@@ -32,6 +32,7 @@ Depends: ${shlibs:Depends}, ${misc:Depends}, ruby | ruby-interpreter,
  ruby-omniauth-saml (>= 1.4.0~),
  ruby-doorkeeper (>= 2.1~),
  ruby-rack-oauth2 (>= 1~),
+ ruby-devise-two-factor,
  ruby-browser,
  ruby-gitlab-git,
  ruby-grack,