diff --git a/source/deployment-options/offline-installation/index.rst b/source/deployment-options/offline-installation/index.rst
index b0defb3c2d..48de67f720 100644
--- a/source/deployment-options/offline-installation/index.rst
+++ b/source/deployment-options/offline-installation/index.rst
@@ -15,7 +15,7 @@ For more information about the hardware requirements and the recommended operati
 Prerequisites
 -------------
 
-- ``curl``, ``tar``, and ``setcap`` need to be installed in the target system where the offline installation will be carried out. ``gnupg`` might need to be installed as well for some Debian-based systems.
+- ``curl``, ``tar``, ``setcap``, and ``openssl`` need to be installed in the target system where the offline installation will be carried out. ``gnupg`` might need to be installed as well for some Debian-based systems.
 
 - In some systems, the command ``cp`` is an alias for ``cp -i`` — you can check this by running ``alias cp``. If this is your case, use ``unalias cp`` to avoid being asked for confirmation to overwrite files.