diff --git a/src/converters/libreoffice.ts b/src/converters/libreoffice.ts
index f4e2f48..6864e28 100644
--- a/src/converters/libreoffice.ts
+++ b/src/converters/libreoffice.ts
@@ -76,47 +76,49 @@ export const properties = {
 };
 
 // input/output files parsing method
-const filters: Record<string, string> = {
-  "602": "T602Document",
-  abw: "AbiWord",
-  csv: "Text",
-  cwk: "ClarisWorks",
-  doc: "MS Word 97",
-  docm: "MS Word 2007 XML VBA",
-  docx: "MS Word 2007 XML",
-  dot: "MS Word 97 Vorlage",
-  dotx: "MS Word 2007 XML Template",
-  dotm: "MS Word 2007 XML Template",
-  epub: "EPUB",
-  fb2: "Fictionbook 2",
-  fodt: "OpenDocument Text Flat XML",
-  htm: "HTML (StarWriter)",
-  html: "HTML (StarWriter)",
-  hwp: "writer_MIZI_Hwp_97",
-  mcw: "MacWrite",
-  mw: "MacWrite",
-  mwd: "Mariner_Write",
-  lwd: "LotusWordPro",
-  lrf: "BroadBand eBook",
-  odt: "writer8",
-  ott: "writer8_template",
-  pages: "Apple Pages",
-  //pdf should differentiate between import and export just leave as default for now
-  psw: "PocketWord File",
-  rtf: "Rich Text Format",
-  sdw: "StarOffice_Writer",
-  stw: "writer_StarOffice_XML_Writer_Template",
-  sxw: "StarOffice XML (Writer)",
-  tab: "Text",
-  tsv: "Text",
-  txt: "Text",
-  wn: "WriteNow",
-  wpd: "WordPerfect",
-  wps: "MS Word 97",
-  wpt: "MS Word 97 Vorlage",
-  wri: "MS_Write",
-  xhtml: "HTML (StarWriter)",
-  zabw: "AbiWord",
+const filters: Record<string, Record<string, string>> = {
+  text: {
+    "602": "T602Document",
+    abw: "AbiWord",
+    csv: "Text",
+    cwk: "ClarisWorks",
+    doc: "MS Word 97",
+    docm: "MS Word 2007 XML VBA",
+    docx: "MS Word 2007 XML",
+    dot: "MS Word 97 Vorlage",
+    dotx: "MS Word 2007 XML Template",
+    dotm: "MS Word 2007 XML Template",
+    epub: "EPUB",
+    fb2: "Fictionbook 2",
+    fodt: "OpenDocument Text Flat XML",
+    htm: "HTML (StarWriter)",
+    html: "HTML (StarWriter)",
+    hwp: "writer_MIZI_Hwp_97",
+    mcw: "MacWrite",
+    mw: "MacWrite",
+    mwd: "Mariner_Write",
+    lwd: "LotusWordPro",
+    lrf: "BroadBand eBook",
+    odt: "writer8",
+    ott: "writer8_template",
+    pages: "Apple Pages",
+    //pdf should differentiate between import and export just leave as default for now
+    psw: "PocketWord File",
+    rtf: "Rich Text Format",
+    sdw: "StarOffice_Writer",
+    stw: "writer_StarOffice_XML_Writer_Template",
+    sxw: "StarOffice XML (Writer)",
+    tab: "Text",
+    tsv: "Text",
+    txt: "Text",
+    wn: "WriteNow",
+    wpd: "WordPerfect",
+    wps: "MS Word 97",
+    wpt: "MS Word 97 Vorlage",
+    wri: "MS_Write",
+    xhtml: "HTML (StarWriter)",
+    zabw: "AbiWord",
+  },
 };
 
 export function convert(