diff --git a/classes/converter.php b/classes/converter.php
index e6af62b..b6cb8e6 100644
--- a/classes/converter.php
+++ b/classes/converter.php
@@ -31,7 +31,7 @@
 
 require_once($CFG->libdir . '/filelib.php');
 
-use \core_files\conversion;
+use core_files\conversion;
 
 /**
  * Class for converting files between different formats using unoconv over resque.
diff --git a/classes/unoconv.php b/classes/unoconv.php
index e41452c..f0a15fb 100644
--- a/classes/unoconv.php
+++ b/classes/unoconv.php
@@ -31,7 +31,7 @@
 
 require_once($CFG->libdir . '/filelib.php');
 
-use \core_files\conversion;
+use core_files\conversion;
 
 /**
  * Class for interfacing with unoconv.
@@ -432,7 +432,7 @@ protected function force_utf8_encoding($file = false) {
                 'filearea' => $file->get_filearea(),
                 'itemid' => 0,
                 'filepath' => $file->get_filepath(),
-                'filename' => (string) time()
+                'filename' => (string) time(),
             ];
 
             $newfile = $fs->create_file_from_string($filerecord, $textcontent);
diff --git a/cli/run_conversion.php b/cli/run_conversion.php
index ef96632..9b12563 100644
--- a/cli/run_conversion.php
+++ b/cli/run_conversion.php
@@ -23,8 +23,8 @@
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
-use \fileconverter_resque\converter;
-use \core_files\conversion;
+use fileconverter_resque\converter;
+use core_files\conversion;
 
 define('CLI_SCRIPT', true);
 
diff --git a/settings.php b/settings.php
index 338ada1..f7acebc 100644
--- a/settings.php
+++ b/settings.php
@@ -23,7 +23,7 @@
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
-use \fileconverter_resque\converter;
+use fileconverter_resque\converter;
 
 defined('MOODLE_INTERNAL') || die();
 
diff --git a/tests/converter_test.php b/tests/converter_test.php
index aef94eb..1e45051 100644
--- a/tests/converter_test.php
+++ b/tests/converter_test.php
@@ -23,8 +23,8 @@
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 namespace fileconverter_resque;
-use \fileconverter_resque\converter;
-use \core_files\conversion;
+use fileconverter_resque\converter;
+use core_files\conversion;
 
 defined('MOODLE_INTERNAL') || die();
 
diff --git a/tests/fixtures/testable_converter.php b/tests/fixtures/testable_converter.php
index 3b3af50..f480393 100644
--- a/tests/fixtures/testable_converter.php
+++ b/tests/fixtures/testable_converter.php
@@ -23,8 +23,8 @@
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
-use \fileconverter_resque\converter;
-use \core_files\conversion;
+use fileconverter_resque\converter;
+use core_files\conversion;
 
 defined('MOODLE_INTERNAL') || die();
 
diff --git a/tests/fixtures/testable_unoconv.php b/tests/fixtures/testable_unoconv.php
index 84e9cf8..e2c7472 100644
--- a/tests/fixtures/testable_unoconv.php
+++ b/tests/fixtures/testable_unoconv.php
@@ -23,9 +23,9 @@
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
-use \fileconverter_resque\converter;
-use \fileconverter_resque\unoconv;
-use \core_files\conversion;
+use fileconverter_resque\converter;
+use fileconverter_resque\unoconv;
+use core_files\conversion;
 
 /**
  * A testable unoconv object to expose hidden things.
diff --git a/tests/unoconv_test.php b/tests/unoconv_test.php
index 6b37bfc..9d40b5f 100644
--- a/tests/unoconv_test.php
+++ b/tests/unoconv_test.php
@@ -23,8 +23,8 @@
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 namespace fileconverter_resque;
-use \fileconverter_resque\converter;
-use \core_files\conversion;
+use fileconverter_resque\converter;
+use core_files\conversion;
 
 defined('MOODLE_INTERNAL') || die();