diff --git a/mpcdf_setup_software_project.py b/mpcdf_setup_software_project.py
index 308c3461f1f638239d64cfb0c13e957cafc0fb3f..7520ced71b4a83d9b3d315c48739828bca5053e5 100644
--- a/mpcdf_setup_software_project.py
+++ b/mpcdf_setup_software_project.py
@@ -47,7 +47,6 @@ def do_mpcdf_setup_software_project(self, subcmd, opts, *args):
     prjconf_tail = "".join(prjconf[end + 1:])
     prjconf = [start_marker]
 
-    prjconf.append("Constraint: sandbox lxc")
     prjconf.append("Constraint: hostlabel sandybridge")
     prjconf.append("")
     prjconf.append(r"PublishFilter: ^.*\.src\.rpm$")