diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8a47971..a7a85bc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Upcoming...
 
+* disabling axios response auto-transformation when editing content, fixes #110
+* config params: .json and .md extensions added as 'editable' by default
+
 ## 7.4.2 - 2020-07-18
 
 * inclusive terminology: BC! please replace ip_whitelist/ip_blacklist to ip_allowlist/ip_denylist in your configuration.php
diff --git a/configuration_sample.php b/configuration_sample.php
index b5fd656..03a749c 100644
--- a/configuration_sample.php
+++ b/configuration_sample.php
@@ -14,7 +14,7 @@ return [
         'upload_chunk_size' => 1 * 1024 * 1024, // 1MB
         'upload_simultaneous' => 3,
         'default_archive_name' => 'archive.zip',
-        'editable' => ['.txt', '.css', '.js', '.ts', '.html', '.php'],
+        'editable' => ['.txt', '.css', '.js', '.ts', '.html', '.php', '.json', '.md'],
         'date_format' => 'YY/MM/DD hh:mm:ss', // see: https://momentjs.com/docs/#/displaying/format/
         'guest_redirection' => '', // useful for external auth adapters
     ],
diff --git a/docs/configuration/basic.md b/docs/configuration/basic.md
index 10fa46b..d0e62fa 100644
--- a/docs/configuration/basic.md
+++ b/docs/configuration/basic.md
@@ -21,7 +21,7 @@ Note: if you've made a mistake in configuration file (forgot to close a quote?)
         'upload_chunk_size' => 1 * 1024 * 1024, // 1MB
         'upload_simultaneous' => 3,
         'default_archive_name' => 'archive.zip',
-        'editable' => ['.txt', '.css', '.js', '.ts', '.html', '.php'],
+        'editable' => ['.txt', '.css', '.js', '.ts', '.html', '.php', '.json', '.md'],
         'date_format' => 'YY/MM/DD hh:mm:ss', // see: https://momentjs.com/docs/#/displaying/format/
         'guest_redirection' => '', // useful for external auth adapters
     ],
diff --git a/frontend/api/api.js b/frontend/api/api.js
index 4c034cb..a706323 100644
--- a/frontend/api/api.js
+++ b/frontend/api/api.js
@@ -194,7 +194,9 @@ const api = {
   downloadItem (params) {
     return new Promise((resolve, reject) => {
       axios.get('download&path='+encodeURIComponent(Base64.encode(params.path)),
-        {transformResponse : undefined})
+        {
+          transformResponse: undefined,
+        })
         .then(res => resolve(res.data))
         .catch(error => reject(error))
     })
diff --git a/tests/backend/configuration.php b/tests/backend/configuration.php
index b4a0476..cc4e6ee 100644
--- a/tests/backend/configuration.php
+++ b/tests/backend/configuration.php
@@ -13,7 +13,7 @@ return [
         'upload_chunk_size' => 1 * 1024 * 1024,
         'upload_simultaneous' => 3,
         'default_archive_name' => 'archive.zip',
-        'editable' => ['.txt', '.css', '.js', '.ts', '.html', '.php'],
+        'editable' => ['.txt', '.css', '.js', '.ts', '.html', '.php', '.json', '.md'],
         'date_format' => 'YY/MM/DD hh:mm:ss',
         'guest_redirection' => '', // useful for external auth adapters
     ],