diff --git a/scripts/ssh2-enum-algos.nse b/scripts/ssh2-enum-algos.nse
index 6cb8641a9..1c25e15cc 100644
--- a/scripts/ssh2-enum-algos.nse
+++ b/scripts/ssh2-enum-algos.nse
@@ -58,6 +58,7 @@ categories = {"safe", "discovery"}
 require "shortport"
 require "stdnse"
 stdnse.silent_require "openssl"
+stdnse.silent_require "ssh2"
 
 portrule = shortport.port_or_service(22, "ssh")