diff --git a/README.md b/README.md
index 75d98b4..f96faf2 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ Required are
 ============
 * Webserver like lighttpd or similar
 * php5
-
+* if using sqlite3-database name resolving sqlite3 and php5-sqlite also needed
 
 Installation
 ============
diff --git a/include/lh_ajax.php b/include/lh_ajax.php
index d1ca5e6..19b6765 100644
--- a/include/lh_ajax.php
+++ b/include/lh_ajax.php
@@ -1,6 +1,6 @@
 <?php
 $totalLH = count($lastHeard);
-if (defined("ENABLEXTDLOOKUP")) {
+if (defined("ENABLEXTDLOOKUP") && !defined("USESQLITE")) {
 $TMP_CALL_NAME = "/tmp/Callsign_Name.txt";
 exec("wc -l ".$TMP_CALL_NAME." | cut -f1 -d' '", $output);
 exec("wc -l ".DMRIDDATPATH." | cut -f1 -d' '", $output2);
@@ -10,8 +10,8 @@ exec("wc -l ".DMRIDDATPATH." | cut -f1 -d' '", $output2);
   <!-- Standard-Panel-Inhalt -->
   <div class="panel-heading"><?php 
   echo _("Last Heard List of today's")." ".$totalLH." "._("callsigns.")." ";
-  if (defined("ENABLEXTDLOOKUP")) {
-    echo _("Cached")." (".$output[0]."/".$output2[0].")";
+  if (defined("ENABLEXTDLOOKUP") && !defined("USESQLITE")) {
+     echo _("Cached")." (".$output[0]."/".$output2[0].")";
   }
   ?><span class="pull-right clickable"><i class="glyphicon glyphicon-chevron-up"></i></span></div>
   <div class="panel-body">