diff --git a/contrail/environment/modules/contrail/manifests/lib/contrail_setup_repo.pp b/contrail/environment/modules/contrail/manifests/lib/contrail_setup_repo.pp
index 8ee30082..1eaef3de 100644
--- a/contrail/environment/modules/contrail/manifests/lib/contrail_setup_repo.pp
+++ b/contrail/environment/modules/contrail/manifests/lib/contrail_setup_repo.pp
@@ -8,6 +8,13 @@
         file { "/etc/yum.repos.d/cobbler-config.repo" :
             ensure  => present,
             content => template("${module_name}/contrail-yum-repo.erb")
+        } ->
+        # add check_obsoletes flag off, for bug #1649596
+        exec { "/etc/yum/pluginconf.d/priorities.conf":
+            command => "echo 'check_obsoletes=1' >> /etc/yum/pluginconf.d/priorities.conf && echo exec-yum-priorities-fix >> /etc/contrail/exec-yum-pririties-fix.out",
+            provider => shell,
+            unless => "grep -qx exec-yum-priorities-fix /etc/contrail/exec-yum-pririties-fix.out",
+            logoutput => true
         }
     }
     if ($operatingsystem == "Ubuntu") {