diff --git a/Doc/c-api/exceptions.rst b/Doc/c-api/exceptions.rst
index e6309ae7614d34..ba13fd1b9973e0 100644
--- a/Doc/c-api/exceptions.rst
+++ b/Doc/c-api/exceptions.rst
@@ -105,7 +105,7 @@ Printing and clearing
    parameters help format the warning message; they have the same meaning and
    values as in :c:func:`PyUnicode_FromFormat`.
    ``PyErr_WriteUnraisable(obj)`` is roughtly equivalent to
-   ``PyErr_FormatUnraisable("Exception ignored in: %R, obj)``.
+   ``PyErr_FormatUnraisable("Exception ignored in: %R", obj)``.
    If *format* is ``NULL``, only the traceback is printed.
 
    .. versionadded:: 3.13