diff --git a/gnu/packages/openstack.scm b/gnu/packages/openstack.scm
index 8130097c83..d41c9c8916 100644
--- a/gnu/packages/openstack.scm
+++ b/gnu/packages/openstack.scm
@@ -271,10 +271,16 @@ tested on Python version 3.2, 2.7 and 2.6.")
     (description
       "This module provides a building block to stub out the HTTP requests
 portions of your testing code.")
+    (properties `((python2-variant . ,(delay python2-requests-mock))))
     (license asl2.0)))
 
 (define-public python2-requests-mock
-  (package-with-python2 python-requests-mock))
+  (package (inherit (package-with-python2
+                     (strip-python2-variant python-requests-mock)))
+           (arguments
+            `(#:python ,python-2
+              ;; FIXME: 'subunit.run discover: error: no such option: --list'
+              #:tests? #f))))
 
 (define-public python-stevedore
   (package