diff --git a/debian/control b/debian/control
index 1d2c7e6034..d8c9a990ff 100644
--- a/debian/control
+++ b/debian/control
@@ -25,6 +25,7 @@ Build-Depends: libalgorithm-checkdigits-perl,
  libcgi-session-serialize-yaml-perl,
  libclass-accessor-perl,
  libclass-factory-util-perl,
+ libcrypt-eksblowfish-perl,
  libdata-ical-perl,
  libdata-paginator-perl,
  libdate-calc-perl,