diff --git a/DESCRIPTION b/DESCRIPTION
index 36825ba09..1c82510f0 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: cmdstanr
 Title: R Interface to 'CmdStan'
-Version: 0.5.2.1
+Version: 0.5.3
 Date: 2022-04-24
 Authors@R:
     c(person(given = "Jonah", family = "Gabry", role = c("aut", "cre"),
@@ -27,7 +27,7 @@ URL: https://mc-stan.org/cmdstanr/, https://discourse.mc-stan.org
 BugReports: https://github.com/stan-dev/cmdstanr/issues
 Encoding: UTF-8
 LazyData: true
-RoxygenNote: 7.1.2
+RoxygenNote: 7.2.0
 Roxygen: list(markdown = TRUE, r6 = FALSE)
 SystemRequirements: CmdStan (https://mc-stan.org/users/interfaces/cmdstan)
 Depends:
diff --git a/NEWS.md b/NEWS.md
index 33c256603..495c4d477 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,4 +1,11 @@
-# cmdstanr 0.4.0.9000
+# cmdstanr 0.5.3
+
+### New features
+
+* On Windows, users can now install and use CmdStan with WSL (Windows
+Subsystem for Linux). Set `wsl=TRUE` in `install_cmdstan()` to install CmdStan
+for use with WSL. This can offer significant speedups compared to native
+Windows execution. (#677, @andrjohns)
 
 ### Bug fixes
 
@@ -13,6 +20,9 @@ with spaces. (@weshinsley, #661, #663)
 * Fixed a bug that caused issues when using `~` or `.` in paths supplied to the
 `cmdstanr_write_stan_file_dir` global option.
 
+* Fixed a bug that caused the `time()` method fail when some of the chains failed to finish
+succesfully.
+
 # cmdstanr 0.5.2
 
 * Refactored toolchain installation and checks for R 4.x on Windows and added support
diff --git a/R/model.R b/R/model.R
index 5346346b9..5d73ae383 100644
--- a/R/model.R
+++ b/R/model.R
@@ -1159,6 +1159,7 @@ CmdStanModel$set("public", name = "sample", value = sample)
 #'   processes. For example, `mpi_args = list("n" = 4)` launches the executable
 #'   as `mpiexec -n 4 model_executable`, followed by CmdStan arguments for the
 #'   model executable.
+#' @param validate_csv Deprecated. Use `diagnostics` instead.
 #'
 #' @return A [`CmdStanMCMC`] object.
 #'
diff --git a/man/cmdstan_default_path.Rd b/man/cmdstan_default_path.Rd
index 560bbc3b1..36aab208c 100644
--- a/man/cmdstan_default_path.Rd
+++ b/man/cmdstan_default_path.Rd
@@ -19,4 +19,10 @@ version, or \code{NULL} if no installation found.
 Returns the path to the installation of CmdStan with the most recent release
 version.
 }
+\details{
+For Windows systems with WSL CmdStan installs, if there are side-by-side WSL
+and native installs with the same version then the WSL is preferred.
+Otherwise, the most recent release is chosen, regardless of whether it is
+native or WSL.
+}
 \keyword{internal}
diff --git a/man/model-method-sample_mpi.Rd b/man/model-method-sample_mpi.Rd
index f6089528e..12dbc47e6 100644
--- a/man/model-method-sample_mpi.Rd
+++ b/man/model-method-sample_mpi.Rd
@@ -239,7 +239,7 @@ Diagnostics like R-hat and effective sample size are \emph{not} currently
 available via the \code{diagnostics} argument but can be checked after fitting
 using the \code{\link[=fit-method-summary]{$summary()}} method.}
 
-\item{validate_csv}{Deprecated and will be removed in a future release.}
+\item{validate_csv}{Deprecated. Use \code{diagnostics} instead.}
 }
 \value{
 A \code{\link{CmdStanMCMC}} object.
@@ -257,9 +257,11 @@ installed. For Unix systems the most commonly used implementations are
 MPICH and OpenMPI. The implementations provide an MPI C++ compiler wrapper
 (for example mpicxx), which is required to compile the model.
 
-An example of compiling with MPI:\preformatted{mpi_options = list(STAN_MPI=TRUE, CXX="mpicxx", TBB_CXX_TYPE="gcc")
+An example of compiling with MPI:
+
+\if{html}{\out{<div class="sourceCode">}}\preformatted{mpi_options = list(STAN_MPI=TRUE, CXX="mpicxx", TBB_CXX_TYPE="gcc")
 mod = cmdstan_model("model.stan", cpp_options = mpi_options)
-}
+}\if{html}{\out{</div>}}
 
 The C++ options that must be supplied to the
 \link[=model-method-compile]{compile} call are: