diff --git a/MLS.tex b/MLS.tex
index 5117194f5..50d65fb24 100644
--- a/MLS.tex
+++ b/MLS.tex
@@ -11,7 +11,7 @@
 
 % Define title for use by LaTeXML.
 % An extended title is defined separately in the 'titlepage'.
-\newcommand{\mlsversion}{3.7}
+\newcommand{\mlsversion}{3.8-dev}
 \newcommand{\mlsdate}{\today}
 \title{Modelica\textsuperscript{\textregistered} Language Specification version~\mlsversion}
 
diff --git a/README.md b/README.md
index 75091f4b5..d5bb7eaee 100644
--- a/README.md
+++ b/README.md
@@ -16,7 +16,8 @@ To get started there's a [tutorial for the language](Tutorial.md).
 
 Version | Link                                                              | Published | Changes |
 ------- | ----------------------------------------------------------------- | --------| ---|
-3.7-dev | [Master branch](https://github.com/modelica/ModelicaSpecification/tree/master) [HTML](https://specification.modelica.org/master/) [PDF](https://specification.modelica.org/master/MLS.pdf)| not yet | [HTML](https://github.com/modelica/ModelicaSpecification/blob/master/RationaleMCP/Changes/3_7/Readme.md) [Search](https://github.com/modelica/ModelicaSpecification/issues?q=label%3AM37+is%3Aclosed) |
+3.8-dev | [Master branch](https://github.com/modelica/ModelicaSpecification/tree/master) [HTML](https://specification.modelica.org/master/) [PDF](https://specification.modelica.org/master/MLS.pdf)| not yet | [Search](https://github.com/modelica/ModelicaSpecification/issues?q=label%3AM38+is%3Aclosed) |
+3.7 | [3.7 branch](https://github.com/modelica/ModelicaSpecification/tree/maint/3.7) [HTML](https://specification.modelica.org/maint/3.7/MLS.html)) [PDF](https://specification.modelica.org/maint/3.7/MLS.pdf)| 2026 | [HTML](https://github.com/modelica/ModelicaSpecification/blob/master/RationaleMCP/Changes/3_7/Readme.md) [Search](https://github.com/modelica/ModelicaSpecification/issues?q=label%3AM37+is%3Aclosed) |
 3.6 | [3.6 branch](https://github.com/modelica/ModelicaSpecification/tree/maint/3.6) [HTML](https://specification.modelica.org/maint/3.6/MLS.html) [PDF](https://specification.modelica.org/maint/3.6/MLS.pdf)| 2023 | [Search](https://github.com/modelica/ModelicaSpecification/issues?q=label%3AM36+is%3Aclosed) [HTML](https://specification.modelica.org/maint/3.6/modelica-revision-history.html#modelica-3-6) |
 3.5 | [3.5 branch](https://github.com/modelica/ModelicaSpecification/tree/maint/3.5) [HTML](https://specification.modelica.org/maint/3.5/MLS.html) [PDF](https://specification.modelica.org/maint/3.5/MLS.pdf)| 2021 | [HTML](https://specification.modelica.org/maint/3.6/modelica-revision-history.html#modelica-3-5) |
 3.4     | [3.4 branch](https://github.com/modelica/ModelicaSpecification/tree/maint/3.4) [HTML](https://specification.modelica.org/maint/3.4/MLS.html) [PDF](https://modelica.org/documents/ModelicaSpec34.pdf)          | 2017    | [HTML](https://specification.modelica.org/maint/3.6/modelica-revision-history.html#modelica-3-4) |