diff --git a/doc/dynare.texi b/doc/dynare.texi
index 434fddaaa2654badac519c3688be58db1666541a..b8d7f308f650923752a18dfd0d23ed00f3763fea 100644
--- a/doc/dynare.texi
+++ b/doc/dynare.texi
@@ -910,6 +910,15 @@ command).
 Prevent Dynare from printing the output of the steps leading up to the
 preprocessor as well as the preprocessor output itself.
 
+@item mexext=mex|mexw32|mexw64|mexmaci64|mexa64
+The mex extension associated with your platform to be used when compiling
+output associated with @code{use_dll}. NB: Dynare is able to set this
+automatically, so you should not need to set it yourself.
+
+@item matlabroot=@var{<<path>>}
+The path to the Matlab installation for use with @code{use_dll}. NB: Dynare is
+able to set this automatically, so you should not need to set it yourself.
+
 @item parallel[=@var{CLUSTER_NAME}]
 Tells Dynare to perform computations in parallel. If @var{CLUSTER_NAME}
 is passed, Dynare will use the specified cluster to perform parallel