diff --git a/CITATION.cff b/CITATION.cff
index 7407725..c0410c9 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -8,7 +8,7 @@ message: 'To cite package "Delaporte" in publications use:'
 type: software
 license: BSD-2-Clause
 title: 'Delaporte: Statistical Functions for the Delaporte Distribution'
-version: 8.3.0
+version: 8.3.1
 doi: 10.5281/zenodo.5880051
 abstract: Provides probability mass, distribution, quantile, random-variate generation,
   and method-of-moments parameter-estimation functions for the Delaporte distribution
@@ -38,7 +38,7 @@ preferred-citation:
 repository: https://CRAN.R-project.org/package=Delaporte
 repository-code: https://github.com/aadler/Delaporte
 url: https://github.com/aadler/Delaporte
-date-released: '2023-10-02'
+date-released: '2024-01-10'
 contact:
 - family-names: Adler
   given-names: Avraham
diff --git a/DESCRIPTION b/DESCRIPTION
index 39e8a0c..7310e22 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,8 +1,8 @@
 Package: Delaporte
 Type: Package
 Title: Statistical Functions for the Delaporte Distribution
-Version: 8.3.0
-Date: 2023-10-02
+Version: 8.3.1
+Date: 2024-01-10
 Authors@R: c(person(given="Avraham", family="Adler", role=c("aut", "cph", "cre"),
     email="Avraham.Adler@gmail.com", comment = c(ORCID = "0000-0002-3039-0703")))
 Description: Provides probability mass, distribution, quantile, random-variate
diff --git a/inst/CITATION b/inst/CITATION
index 1b5f1bc..91d8632 100644
--- a/inst/CITATION
+++ b/inst/CITATION
@@ -10,5 +10,5 @@ bibentry(bibtype     = "Manual",
          year         = "2013",
          url          = "https://CRAN.R-project.org/package=Delaporte",
          doi          = "10.5281/zenodo.5880051",
-         note         = "R package version 8.3.0"
+         note         = "R package version 8.3.1"
 )
diff --git a/inst/NEWS.Rd b/inst/NEWS.Rd
index 5ffe9a9..b1f8530 100644
--- a/inst/NEWS.Rd
+++ b/inst/NEWS.Rd
@@ -5,6 +5,16 @@
 \alias{NEWS}
 \title{NEWS file for the Delaporte package}
 
+\section{Version 8.3.1 (2024-01-10)}{
+  \subsection{Changed}{
+    \itemize{
+      \item Refactor \file{README.md} into component \acronym{MD} files for
+      Github purposes.
+      \item Capture and restore original thread count after running tests.
+    }
+  }
+}
+
 \section{Version 8.3.0 (2023-10-02)}{
   \subsection{Changed}{
     \itemize{
@@ -59,7 +69,7 @@
 \section{Version 8.1.1 (2023-06-19)}{
   \subsection{Changed}{
     \itemize{
-      \item Removed \code{-std=f2008} on the advice of Professor Ripley
+      \item Removed \code{-std=f2008} on the advice of Professor Ripley.
     }
   }
 }