diff --git a/README.md b/README.md
index 4fbdb64..647ba5f 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,5 @@
 # TRVmodel
+
 TRV energy modelling in home heating
 
 Work in progress!
diff --git a/RELEASES.txt b/RELEASES.txt
new file mode 100644
index 0000000..9c25d56
--- /dev/null
+++ b/RELEASES.txt
@@ -0,0 +1,39 @@
+ALL SIGNIFICANT RELEASES AND BRANCHES
+
+
+This document is used to record all significant releases and branches
+in the code tree.
+
+Follow agreed procedures before creating (or deleting) branches
+or release/freeze points.
+
+
+
+
+SIGNIFICANT CHANGES SINCE LAST RELEASE
+======================================
+
+
+PENDING:
+
+
+
+
+
+
+
+
+
+
+SIGNIFICANT RELEASES (newest first)
+===================================
+
+
+20231112:
+    freezepoint name: V0.9.4
+    branch name: HEAD
+    Deployed where: Zenodo
+    Changes since last freezepoint (developer/mgr initials and brief description):
+    Previous significant freezepoint: V0.9.3
+    DHD20231112: deployed to Zenodo via automated GutHub link for a DOI.
+
diff --git a/build.xml b/build.xml
index 0f20837..fc5e3da 100644
--- a/build.xml
+++ b/build.xml
@@ -34,7 +34,7 @@ Licensed under the Apache License, Version 2.0 (the "License");
     <property name="app.name" value="TRVmodel"/>
     <property name="app.version.major" value="0"/>
     <property name="app.version.minor" value="9"/>
-    <property name="app.version.micro" value="3"/>
+    <property name="app.version.micro" value="4"/>
     <property name="app.version" value="${app.version.major}.${app.version.minor}.${app.version.micro}"/>
     <!-- Version excluding the "micro" portion, thus reflecting only significant API/functionality changes. -->
     <property name="app.version.notmicro" value="${app.version.major}.${app.version.minor}"/>