diff --git a/debian/control b/debian/control
index 22be2fa..80d0ab1 100644
--- a/debian/control
+++ b/debian/control
@@ -19,6 +19,7 @@ Depends:
  lua-sec,
  ngcp-system-tools-ce | ngcp-system-tools,
  prosody (>= 0.9.8~),
+ prosody (<< 0.10~),
  ${misc:Depends},
 Description: ngcp modules for the prosody Jabber/XMPP server
  This package provides modules for the Prosody Jabber/XMPP server