diff --git a/src/doc/builtinplugins.rst b/src/doc/builtinplugins.rst
index 963c5eefe4..52fd9df97a 100644
--- a/src/doc/builtinplugins.rst
+++ b/src/doc/builtinplugins.rst
@@ -1862,7 +1862,7 @@ options are supported:
    * - ``raw:Exposure``
      - float
      - Amount of exposure before de-mosaicing, from 0.25 (2 stop darken) to
-       8 (3 stop brighten). (Default: 0, meaning no correction.)
+       8.0 (3 stop brighten). (Default: 1.0, meaning no correction.)
    * - ``raw:Demosaic``
      - string
      - Force a demosaicing algorithm: ``linear``, ``VNG``, ``PPG``, ``AHD``