#15831: document multiple signatures on different lines.  Patch by Chris Jerdonek.
diff --git a/Doc/library/ossaudiodev.rst b/Doc/library/ossaudiodev.rst
index cf302cc..ed84413 100644
--- a/Doc/library/ossaudiodev.rst
+++ b/Doc/library/ossaudiodev.rst
@@ -63,7 +63,8 @@
    ``ossaudiodev.error``.)
 
 
-.. function:: open([device, ]mode)
+.. function:: open(mode)
+              open(device, mode)
 
    Open an audio device and return an OSS audio device object.  This object
    supports many file-like methods, such as :meth:`read`, :meth:`write`, and