diff --git a/debian/control b/debian/control
index 91ac935..ba368a2 100644
--- a/debian/control
+++ b/debian/control
@@ -24,6 +24,7 @@ Depends: ${misc:Depends},
     python-django-tenant-schemas,
     python-psycopg2,
     python-django-mellon,
-    gunicorn
+    gunicorn,
+    graphicsmagick
 Recommends: nginx, postgresql
 Description: Multichannel request processing