diff --git a/centreon-plugins/src/process-service-perfdata b/centreon-plugins/src/process-service-perfdata
index fc69670a0..3a97b64eb 100644
--- a/centreon-plugins/src/process-service-perfdata
+++ b/centreon-plugins/src/process-service-perfdata
@@ -52,4 +52,4 @@ PERFDATA=$6
 
 # Write data in perfdata file
 /usr/bin/printf "%b" "$TIMET\t$HOSTNAME\t$SERVICEDESC\t$HARDSTATE\t$SERVICESTATE\t$PERFDATA\n" >> $PERFFILE
-chmod 775 $PERFFILE
+chmod 664 $PERFFILE