diff --git a/html/includes/graphs/device/cras_sessions.inc.php b/html/includes/graphs/device/cras_sessions.inc.php
index 0e254df54..90ae4b539 100644
--- a/html/includes/graphs/device/cras_sessions.inc.php
+++ b/html/includes/graphs/device/cras_sessions.inc.php
@@ -17,33 +17,33 @@ $rrd_options .= " CDEF:webvpn_only=webvpn,svc,-";
 $rrd_options .= " COMMENT:'Sessions         Current    Average   Maximum\\n'";
 
 $rrd_options .= " AREA:svc#aa0000:'SSLVPN Tunnels':STACK";
-$rrd_options .= " GPRINT:svc:LAST:%6.2lf%s";
-$rrd_options .= " GPRINT:svc:AVERAGE:\ %6.2lf%s";
-$rrd_options .= " GPRINT:svc:MAX:\ %6.2lf%s\\\\n";
+$rrd_options .= " GPRINT:svc:LAST:'%6.2lf%s'";
+$rrd_options .= " GPRINT:svc:AVERAGE:' %6.2lf%s'";
+$rrd_options .= " GPRINT:svc:MAX:' %6.2lf%s\\\\n'";
 
 $rrd_options .= " AREA:webvpn_only#999999:'Clientless VPN':STACK";
-$rrd_options .= " GPRINT:webvpn_only:LAST:%6.2lf%s";
-$rrd_options .= " GPRINT:webvpn_only:AVERAGE:\ %6.2lf%s";
-$rrd_options .= " GPRINT:webvpn_only:MAX:\ %6.2lf%s\\\\n";
+$rrd_options .= " GPRINT:webvpn_only:LAST:'%6.2lf%s'";
+$rrd_options .= " GPRINT:webvpn_only:AVERAGE:' %6.2lf%s'";
+$rrd_options .= " GPRINT:webvpn_only:MAX:' %6.2lf%s\\\\n'";
 
 $rrd_options .= " AREA:ipsec#00aa00:'IPSEC         ':STACK";
-$rrd_options .= " GPRINT:ipsec:LAST:%6.2lf%s";
-$rrd_options .= " GPRINT:ipsec:AVERAGE:\ %6.2lf%s";
-$rrd_options .= " GPRINT:ipsec:MAX:\ %6.2lf%s\\\\n";
+$rrd_options .= " GPRINT:ipsec:LAST:'%6.2lf%s'";
+$rrd_options .= " GPRINT:ipsec:AVERAGE:' %6.2lf%s'";
+$rrd_options .= " GPRINT:ipsec:MAX:' %6.2lf%s\\\\n'";
 
 $rrd_options .= " AREA:l2l#aaaa00:'Lan-to-Lan    ':STACK";
 $rrd_options .= " GPRINT:l2l:LAST:%6.2lf%s";
-$rrd_options .= " GPRINT:l2l:AVERAGE:\ %6.2lf%s";
-$rrd_options .= " GPRINT:l2l:MAX:\ %6.2lf%s\\\\n";
+$rrd_options .= " GPRINT:l2l:AVERAGE:' %6.2lf%s'";
+$rrd_options .= " GPRINT:l2l:MAX:' %6.2lf%s\\\\n'";
 
 $rrd_options .= " AREA:email#0000aa:'Email         ':STACK";
 $rrd_options .= " GPRINT:email:LAST:%6.2lf%s";
-$rrd_options .= " GPRINT:email:AVERAGE:\ %6.2lf%s";
-$rrd_options .= " GPRINT:email:MAX:\ %6.2lf%s\\\\n";
+$rrd_options .= " GPRINT:email:AVERAGE:' %6.2lf%s'";
+$rrd_options .= " GPRINT:email:MAX:' %6.2lf%s\\\\n'";
 
 $rrd_options .= " AREA:lb#aa00aa:'Load Balancer ':STACK";
 $rrd_options .= " GPRINT:lb:LAST:%6.2lf%s";
-$rrd_options .= " GPRINT:lb:AVERAGE:\ %6.2lf%s";
-$rrd_options .= " GPRINT:lb:MAX:\ %6.2lf%s\\\\n";
+$rrd_options .= " GPRINT:lb:AVERAGE:' %6.2lf%s'";
+$rrd_options .= " GPRINT:lb:MAX:' %6.2lf%s\\\\n'";
 
 ?>
diff --git a/includes/polling/cisco-ipsec-flow-monitor.inc.php b/includes/polling/cisco-ipsec-flow-monitor.inc.php
index 7c33cfea8..d96976da3 100755
--- a/includes/polling/cisco-ipsec-flow-monitor.inc.php
+++ b/includes/polling/cisco-ipsec-flow-monitor.inc.php
@@ -107,7 +107,7 @@ if ($device['os_group'] == "cisco")
     echo(" cipsec_flow");
   }
 
-  unset($data, $$rrd_filename, $rrd_create, $rrd_update);
+  unset($data, $rrd_filename, $rrd_create, $rrd_update);
 }
 
 ?>