diff --git a/src/vmm_mad/remotes/poll_xen_kvm.rb b/src/vmm_mad/remotes/poll_xen_kvm.rb
index 9989de9d1c..864e1aeb11 100755
--- a/src/vmm_mad/remotes/poll_xen_kvm.rb
+++ b/src/vmm_mad/remotes/poll_xen_kvm.rb
@@ -31,6 +31,7 @@ rescue LoadError
 end
 
 ENV['LANG']='C'
+ENV['LC_ALL']='C'
 
 ################################################################################
 #