diff --git a/sgx-catapult.rb b/sgx-catapult.rb
index f3a9474c047fe7d0b0d4580d3fd7a92e4a44630d..643b7b49935a807c606ad08747bbf43acef19810 100755
--- a/sgx-catapult.rb
+++ b/sgx-catapult.rb
@@ -146,7 +146,7 @@ module SGXcatapult
 			if response.code == '200'
 				params = JSON.parse response.body
 				if params['numberState'] == 'enabled'
-					bare_jid = i.from.to_s.split('/')[0]
+					bare_jid = i.from.to_s.split('/', 2)[0]
 					cred_key = "catapult_cred-" + bare_jid
 
 					# TODO: pre-validate ARGV[5] is integer