diff --git a/test/cl/make-test-client.lisp b/test/cl/make-test-client.lisp
index 509669d..fa049e7 100644
--- a/test/cl/make-test-client.lisp
+++ b/test/cl/make-test-client.lisp
@@ -17,6 +17,9 @@
 
 (require "asdf")
 (load (merge-pathnames "../../lib/cl/load-locally.lisp" *load-truename*))
+(require "sb-grovel") ;; necessary for :net.didierverna.clon.termio
+(asdf:load-asd (first (directory (merge-pathnames "../../lib/cl/externals/software/clon-*/termio/net.didierverna.clon.termio.asd"
+                                                  *load-truename*))))
 (asdf:load-system :net.didierverna.clon)
 (asdf:load-system :fiasco)
 (asdf:load-asd (merge-pathnames "gen-cl/ThriftTest/thrift-gen-ThriftTest.asd" *load-truename*))