diff --git a/src-py/renatoxsr/utils/pandoc.py b/src-py/renatoxsr/utils/pandoc.py
index 886907c..8622373 100644
--- a/src-py/renatoxsr/utils/pandoc.py
+++ b/src-py/renatoxsr/utils/pandoc.py
@@ -32,7 +32,7 @@ def pandoc(
         raise FileExistsError(errno.EEXIST, os.strerror(errno.EEXIST), outf)
     cmd = [bin, 
            "--output", "-" if output=="-" else outf.resolve(), 
-           "--writer", to, fpath]
+           "--write", to, fpath]
     logger.debug("CMD %s", str(cmd))
     proc = subprocess.run(cmd, text=True)