diff --git a/classes/converter.php b/classes/converter.php
index 5ce9a09..07f262e 100644
--- a/classes/converter.php
+++ b/classes/converter.php
@@ -42,18 +42,26 @@ class converter implements \core_files\converter_interface {
     /** @var array $imports List of supported import file formats */
     private static $imports = [
         'doc' => 'application/msword',
+        'docm' => 'application/vnd.ms-word.document.macroEnabled.12',
         'docx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
+        'dotx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.template',
         'rtf' => 'application/rtf',
         'xls' => 'application/vnd.ms-excel',
+        'xlsm' => 'application/vnd.ms-excel.sheet.macroEnabled.12',
         'xlsx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
+        'xltm' => 'application/vnd.ms-excel.template.macroEnabled.12',
+        'pot' => 'application/vnd.ms-powerpoint',
         'ppt' => 'application/vnd.ms-powerpoint',
+        'pptm' => 'application/vnd.openxmlformats-officedocument.presentationml.presentation',
         'pptx' => 'application/vnd.ms-powerpoint',
         'html' => 'text/html',
         'odt' => 'application/vnd.oasis.opendocument.text',
         'ods' => 'application/vnd.oasis.opendocument.spreadsheet',
         'png' => 'image/png',
+        'jpeg' => 'image/jpeg',
         'jpg' => 'image/jpeg',
         'txt' => 'text/plain',
+        'csv' => 'text/csv',
         'gif' => 'image/gif',
     ];
 
diff --git a/tests/converter_test.php b/tests/converter_test.php
index cfc14a6..8be7f5b 100644
--- a/tests/converter_test.php
+++ b/tests/converter_test.php
@@ -549,25 +549,31 @@ public function test_conversion_record_deduplication() {
 
     /**
      * Data provider for test_supports
-     * Supported formats: 'doc', 'docx', 'rtf', 'xls', 'xlsx', 'ppt', 'pptx', 'html', 'odt',
-     * 'ods', 'txt', 'png', 'jpg', 'gif', 'pdf'
      *
      * @return array
      */
     public function supports_provider() {
         return [
             ['doc', true], ['DOC', true],
+            ['docm', true], ['DOCM', true],
             ['docx', true], ['DOCX', true],
+            ['dotx', true], ['DOTX', true],
             ['rtf', true], ['RTF', true],
             ['xls', true], ['XLS', true],
+            ['xlsm', true], ['XLSM', true],
             ['xlsx', true], ['XLSX', true],
+            ['xltm', true], ['XLTM', true],
+            ['pot', true], ['POT', true],
             ['ppt', true], ['PPT', true],
+            ['pptm', true], ['PPTM', true],
             ['pptx', true], ['PPTX', true],
             ['html', true], ['HTML', true],
             ['odt', true], ['ODT', true],
             ['ods', true], ['ODS', true],
             ['txt', true], ['TXT', true],
+            ['csv', true], ['CSV', true],
             ['png', true], ['PNG', true],
+            ['jpeg', true], ['JPEG', true],
             ['jpg', true], ['JPG', true],
             ['gif', true], ['GIF', true],
             ['pdf', false], ['PDF', false],