diff --git a/dev/initdata/import-products.php b/dev/initdata/import-products.php
index 3c467fbfff5..a08e3b6066e 100755
--- a/dev/initdata/import-products.php
+++ b/dev/initdata/import-products.php
@@ -1,6 +1,7 @@
 #!/usr/bin/env php
 <?php
 /* Copyright (C) 2016 Laurent Destailleur  <eldy@users.sourceforge.net>
+ * Copyright (C) 2016 Juanjo Menent        <jmenent@2byte.es>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -56,7 +57,7 @@ $error=0;
 
 @set_time_limit(0);
 print "***** ".$script_file." (".$version.") pid=".dol_getmypid()." *****\n";
-dol_syslog($script_file." launched with arg ".join(',',$argv));
+dol_syslog($script_file." launched with arg ".implode(',',$argv));
 
 $mode = $argv[1];
 $filepath = $argv[2];
diff --git a/dev/initdata/import-thirdparties.php b/dev/initdata/import-thirdparties.php
index 199807473f8..08ad248ecc0 100755
--- a/dev/initdata/import-thirdparties.php
+++ b/dev/initdata/import-thirdparties.php
@@ -1,6 +1,7 @@
 #!/usr/bin/env php
 <?php
 /* Copyright (C) 2016 Laurent Destailleur  <eldy@users.sourceforge.net>
+ * Copyright (C) 2016 Juanjo Menent        <jmenent@2byte.es>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -56,7 +57,7 @@ $error=0;
 
 @set_time_limit(0);
 print "***** ".$script_file." (".$version.") pid=".dol_getmypid()." *****\n";
-dol_syslog($script_file." launched with arg ".join(',',$argv));
+dol_syslog($script_file." launched with arg ".implode(',',$argv));
 
 $mode = $argv[1];
 $filepath = $argv[2];
diff --git a/dev/initdata/import-users.php b/dev/initdata/import-users.php
index 355f41e9886..3aaa9c11a4a 100755
--- a/dev/initdata/import-users.php
+++ b/dev/initdata/import-users.php
@@ -1,6 +1,7 @@
 #!/usr/bin/env php
 <?php
 /* Copyright (C) 2016 Laurent Destailleur  <eldy@users.sourceforge.net>
+ * Copyright (C) 2016 Juanjo Menent        <jmenent@2byte.es>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -56,7 +57,7 @@ $error=0;
 
 @set_time_limit(0);
 print "***** ".$script_file." (".$version.") pid=".dol_getmypid()." *****\n";
-dol_syslog($script_file." launched with arg ".join(',',$argv));
+dol_syslog($script_file." launched with arg ".implode(',',$argv));
 
 $mode = $argv[1];
 $filepath = $argv[2];
diff --git a/dev/initdata/purge-data.php b/dev/initdata/purge-data.php
index 232ab1b5c41..f89a3ba2698 100755
--- a/dev/initdata/purge-data.php
+++ b/dev/initdata/purge-data.php
@@ -1,7 +1,7 @@
 #!/usr/bin/env php
 <?php
 /* Copyright (C) 2016 Laurent Destailleur  <eldy@users.sourceforge.net>
- *
+ * Copyright (C) 2016 Juanjo Menent        <jmenent@2byte.es>
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; either version 3 of the License, or
@@ -146,7 +146,7 @@ $sqls=array(
 
 @set_time_limit(0);
 print "***** ".$script_file." (".$version.") pid=".dol_getmypid()." *****\n";
-dol_syslog($script_file." launched with arg ".join(',',$argv));
+dol_syslog($script_file." launched with arg ".implode(',',$argv));
 
 $mode = $argv[1];
 $option = $argv[2];
@@ -154,14 +154,14 @@ $option = $argv[2];
 if (empty($mode) || ! in_array($mode,array('test','confirm'))) {
     print "Usage:  $script_file (test|confirm) (all|option)\n";
     print "\n";
-    print "option can be ".join(',',array_keys($sqls))."\n";
+    print "option can be ".implode(',',array_keys($sqls))."\n";
     exit(-1);
 }
 
 if (empty($option) || ! in_array($option, array_merge(array('all'),array_keys($sqls))) ) {
     print "Usage:  $script_file (test|confirm) (all|option)\n";
     print "\n";
-    print "option can be ".join(',',array_keys($sqls))."\n";
+    print "option can be ".implode(',',array_keys($sqls))."\n";
     exit(-1);
 }