diff --git a/openapi.json b/openapi.json
index e104602..928d758 100644
--- a/openapi.json
+++ b/openapi.json
@@ -31,7 +31,7 @@
     },
     {
       "name": "TranslateDocuments",
-      "description": "The document translation API allows you to translate whole documents and supports the following file types and extensions:\n  * `docx` - Microsoft Word Document\n  * `pptx` - Microsoft PowerPoint Document\n  * `xlsx` - Microsoft Excel Document\n  * `pdf` - Portable Document Format\n  * `htm / html` - HTML Document\n  * `txt` - Plain Text Document\n  * `xlf / xliff` - XLIFF Document, version 2.1\n\nPlease note that with every submitted document of type .pptx, .docx, .xlsx, or .pdf,\nyou are billed a minimum of 50,000 characters with the DeepL API plan,\nno matter how many characters are included in the document.\n\n\nTranslating a document usually involves three types of HTTP requests:\n  - [upload](https://www.deepl.com/docs-api/documents/translate-document) the document to be translated,\n  - periodically [check the status](https://www.deepl.com/docs-api/documents/get-document-status) of the document translation,\n  - once the status call reports `done`, [download](https://www.deepl.com/docs-api/documents/download-document) the translated document.\n\n\nTo learn more about context in DeepL API translations, we recommend [this article](https://www.deepl.com/docs-api/general/working-with-context)."
+      "description": "The document translation API allows you to translate whole documents and supports the following file types and extensions:\n  * `docx` - Microsoft Word Document\n  * `pptx` - Microsoft PowerPoint Document\n  * `xlsx` - Microsoft Excel Document\n  * `pdf` - Portable Document Format\n  * `htm / html` - HTML Document\n  * `txt` - Plain Text Document\n  * `xlf / xliff` - XLIFF Document, version 2.1\n  * `srt` - SRT Document\n\nPlease note that with every submitted document of type .pptx, .docx, .xlsx, or .pdf,\nyou are billed a minimum of 50,000 characters with the DeepL API plan,\nno matter how many characters are included in the document.\n\n\nTranslating a document usually involves three types of HTTP requests:\n  - [upload](https://www.deepl.com/docs-api/documents/translate-document) the document to be translated,\n  - periodically [check the status](https://www.deepl.com/docs-api/documents/get-document-status) of the document translation,\n  - once the status call reports `done`, [download](https://www.deepl.com/docs-api/documents/download-document) the translated document.\n\n\nTo learn more about context in DeepL API translations, we recommend [this article](https://www.deepl.com/docs-api/general/working-with-context)."
     },
     {
       "name": "ManageGlossaries",
@@ -394,7 +394,7 @@
                   "file": {
                     "type": "string",
                     "format": "binary",
-                    "description": "The document file to be translated. The file name should be included in this part's content disposition. As an alternative, the filename parameter can be used. The following file types and extensions are supported:\n  * `docx` - Microsoft Word Document\n  * `pptx` - Microsoft PowerPoint Document\n  * `xlsx` - Microsoft Excel Document\n  * `pdf` - Portable Document Format\n  * `htm / html` - HTML Document\n  * `txt` - Plain Text Document\n  * `xlf / xliff` - XLIFF Document, version 2.1"
+                    "description": "The document file to be translated. The file name should be included in this part's content disposition. As an alternative, the filename parameter can be used. The following file types and extensions are supported:\n  * `docx` - Microsoft Word Document\n  * `pptx` - Microsoft PowerPoint Document\n  * `xlsx` - Microsoft Excel Document\n  * `pdf` - Portable Document Format\n  * `htm / html` - HTML Document\n  * `txt` - Plain Text Document\n  * `xlf / xliff` - XLIFF Document, version 2.1\n  * `srt` - SRT Document"
                   },
                   "filename": {
                     "type": "string",
diff --git a/openapi.yaml b/openapi.yaml
index 4682603..d8c8f4b 100644
--- a/openapi.yaml
+++ b/openapi.yaml
@@ -32,6 +32,7 @@ tags:
       * `htm / html` - HTML Document
       * `txt` - Plain Text Document
       * `xlf / xliff` - XLIFF Document, version 2.1
+      * `srt` - SRT Document
 
     Please note that with every submitted document of type .pptx, .docx, .xlsx, or .pdf,
     you are billed a minimum of 50,000 characters with the DeepL API plan,
@@ -371,6 +372,7 @@ paths:
                       * `htm / html` - HTML Document
                       * `txt` - Plain Text Document
                       * `xlf / xliff` - XLIFF Document, version 2.1
+                      * `srt` - SRT Document
                 filename:
                   type: string
                   description: The name of the uploaded file. Can be used as an alternative
diff --git a/openapi_gitbook.yaml b/openapi_gitbook.yaml
index 66b7932..cb0215c 100644
--- a/openapi_gitbook.yaml
+++ b/openapi_gitbook.yaml
@@ -32,6 +32,7 @@ tags:
       * `htm / html` - HTML Document
       * `txt` - Plain Text Document
       * `xlf / xliff` - XLIFF Document, version 2.1
+      * `srt` - SRT Document
 - name: ManageGlossaries
   description: |-
     The *glossary* functions allow you to create, inspect, and delete glossaries.
@@ -279,6 +280,7 @@ paths:
                       * `htm / html` - HTML Document
                       * `txt` - Plain Text Document
                       * `xlf / xliff` - XLIFF Document, version 2.1
+                      * `srt` - SRT Document
                 filename:
                   type: string
                   description: The name of the uploaded file. Can be used as an alternative