diff --git a/lib/svtplay_dl/output.py b/lib/svtplay_dl/output.py
index 7975991..dcf29c8 100644
--- a/lib/svtplay_dl/output.py
+++ b/lib/svtplay_dl/output.py
@@ -154,7 +154,7 @@ def output(options, extention="mp4", openfd=True, mode="wb", **kwargs):
             options.output = "%s.%s" % (options.output, extention)
         if options.output_auto and ext:
             options.output = "%s.%s" % (options.output, extention)
-        if extention == "srt" and ext:
+        elif extention == "srt" and ext:
             options.output = "%s.srt" % options.output[:options.output.rfind(ext.group(1))]
         log.info("Outfile: %s", options.output)
         if os.path.isfile(options.output) or \