diff --git a/tools/generate_tables_sql.php b/tools/generate_tables_sql.php
index 9f4f06465bc..5c2a3ed704e 100755
--- a/tools/generate_tables_sql.php
+++ b/tools/generate_tables_sql.php
@@ -23,15 +23,15 @@
 
 // require all relevant OO class libraries
 require_once __DIR__ . "/../vendor/autoload.php";
-require_once "../php/libraries/Database.class.inc";
-require_once "../php/libraries/NDB_Config.class.inc";
-require_once "../php/libraries/NDB_BVL_Instrument.class.inc";
+require_once __DIR__ . "/../php/libraries/Database.class.inc";
+require_once __DIR__ . "/../php/libraries/NDB_Config.class.inc";
+require_once __DIR__ . "/../php/libraries/NDB_BVL_Instrument.class.inc";
 
 // Get command line options
 $opts = getopt("D");
 
-$fp   = fopen("ip_output.txt", "r");
-$data = fread($fp, filesize("ip_output.txt"));
+$fp   = fopen(__DIR__ . "/ip_output.txt", "r");
+$data = fread($fp, filesize(__DIR__ . "/ip_output.txt"));
 fclose($fp);
 
 $instruments = explode("{-@-}", trim($data));
@@ -39,8 +39,9 @@
 $tblCount       = 0;
 $parameterCount = 0;
 foreach ($instruments as $instrument) {
-    $catId = "";
-    $items = explode("\n", trim($instrument));
+    $catId  = "";
+    $output = "";
+    $items  = explode("\n", trim($instrument));
     foreach ($items as $item) {
         $paramId = "";
         $bits    = explode("{@}", trim($item));
@@ -55,8 +56,7 @@
         // generate the CREATE TABLE syntax
         case "table":
             $tablename = $bits[1];
-            $filename  = "../project/tables_sql/".$tablename.".sql";
-            $output    = "";
+            $filename  = __DIR__ . "/../project/tables_sql/".$tablename.".sql";
             if (isset($opts["D"])) {
                 $output = "DROP TABLE IF EXISTS `$tablename`;\n";
             }
diff --git a/tools/generate_tables_sql_and_testNames.php b/tools/generate_tables_sql_and_testNames.php
index c1e7cca72b6..c0631efc870 100755
--- a/tools/generate_tables_sql_and_testNames.php
+++ b/tools/generate_tables_sql_and_testNames.php
@@ -21,9 +21,9 @@
 
 // require all relevant OO class libraries
 require_once __DIR__ . "/../vendor/autoload.php";
-require_once "../php/libraries/Database.class.inc";
-require_once "../php/libraries/NDB_Config.class.inc";
-require_once "../php/libraries/NDB_BVL_Instrument.class.inc";
+require_once __DIR__ . "/../php/libraries/Database.class.inc";
+require_once __DIR__ . "/../php/libraries/NDB_Config.class.inc";
+require_once __DIR__ . "/../php/libraries/NDB_BVL_Instrument.class.inc";
 
 $data = stream_get_contents(STDIN);
 
@@ -42,10 +42,10 @@
             continue;
         }
         switch ($bits[0]) {
-            // generate the CREATE TABLE syntax
+        // generate the CREATE TABLE syntax
         case "table":
             $tablename = $bits[1];
-            $filename  = "../project/tables_sql/".$tablename.".sql";
+            $filename  = __DIR__ . "/../project/tables_sql/".$tablename.".sql";
             $output    = "CREATE TABLE `$tablename` (
                 `CommentID` varchar(255) NOT NULL default '',
                 `UserID` varchar(255) default NULL,