diff --git a/skills/paradiz/scripts/save_booking.py b/skills/paradiz/scripts/save_booking.py
index d3aecd8..19f5975 100755
--- a/skills/paradiz/scripts/save_booking.py
+++ b/skills/paradiz/scripts/save_booking.py
@@ -113,9 +113,12 @@ def render_booking_dotx(template_path: Path, output_path: Path, data: dict) -> N
         "word/footer2.xml",
     }
 
+    to_docx = output_path.suffix.lower() == '.docx'
+
     with zipfile.ZipFile(template_path, 'r') as zin, zipfile.ZipFile(output_path, 'w', compression=zipfile.ZIP_DEFLATED) as zout:
         for info in zin.infolist():
             raw = zin.read(info.filename)
+
             if info.filename in xml_targets:
                 try:
                     txt = raw.decode('utf-8')
@@ -128,6 +131,18 @@ def render_booking_dotx(template_path: Path, output_path: Path, data: dict) -> N
                     raw = txt.encode('utf-8')
                 except Exception:
                     pass
+
+            if to_docx and info.filename == '[Content_Types].xml':
+                try:
+                    txt = raw.decode('utf-8')
+                    txt = txt.replace(
+                        'application/vnd.openxmlformats-officedocument.wordprocessingml.template.main+xml',
+                        'application/vnd.openxmlformats-officedocument.wordprocessingml.document.main+xml'
+                    )
+                    raw = txt.encode('utf-8')
+                except Exception:
+                    pass
+
             zout.writestr(info, raw)