diff --git a/CHANGELOG.md b/CHANGELOG.md
index 705d0c2..0643637 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,11 +4,25 @@ All notable changes to the `luamml` package since the
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 this project uses date-based 'snapshot' version identifiers.
+
 ## [Unreleased]
 
+## 2025-02-21
+
+- Ulrike Fischer, 2025-02-21
+  * change intent :equationlabel to :equation-label and 
+  :noequationlabel to :no-equation-label
+  
+
 ## 2025-02-17
 
 ### Changed
+- Ulrike Fischer, 2025-02-17
+  * moved all patches into latex-lab
+  * added sockets to luamml.dtx
+  * changed handling of tags/labels: empty tags produces a row too and have an intent
+  * corrected small bugs 
+
 - Ulrike Fischer, 2024-11-29
   luamml-structelemwriter.lua: moved the actualtext for e.g. stretched braces from the structure element to the mc-chunk.
 
diff --git a/luamml-demo.sty b/luamml-demo.sty
index e3fef94..789de95 100644
--- a/luamml-demo.sty
+++ b/luamml-demo.sty
@@ -1,5 +1,5 @@
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesExplPackage{luamml-demo}{2025-02-17}{0.3.0}{Reasonable default definitions for luamml}
+\ProvidesExplPackage{luamml-demo}{2025-02-21}{0.4.0}{Reasonable default definitions for luamml}
 
 \sys_if_engine_luatex:F {
   \msg_new:nnn {luamml-demo} {pdftex-option-ignored} {Option~`#1'~is~being~ignored~in~pdfTeX~mode.}
diff --git a/luamml-patches-amsmath.sty b/luamml-patches-amsmath.sty
index f59d2ee..ad2f468 100644
--- a/luamml-patches-amsmath.sty
+++ b/luamml-patches-amsmath.sty
@@ -1,4 +1,4 @@
-\ProvidesExplPackage {luamml-patches-amsmath} {2025-02-17} {0.3.0}
+\ProvidesExplPackage {luamml-patches-amsmath} {2025-02-21} {0.4.0}
   {Feel free to add a description here}
 
 \lua_now:n { require'luamml-amsmath' }
diff --git a/luamml-patches-amstext.sty b/luamml-patches-amstext.sty
index f7d2443..90800a2 100644
--- a/luamml-patches-amstext.sty
+++ b/luamml-patches-amstext.sty
@@ -1,4 +1,4 @@
-\ProvidesExplPackage {luamml-patches-amstext} {2025-02-17} {0.3.0}
+\ProvidesExplPackage {luamml-patches-amstext} {2025-02-21} {0.4.0}
   {patches of amstext commands}
 
 % This is the same definition as in latex-lab-amsmath. It can go with the
diff --git a/luamml-patches-kernel.sty b/luamml-patches-kernel.sty
index d477635..05240ff 100644
--- a/luamml-patches-kernel.sty
+++ b/luamml-patches-kernel.sty
@@ -1,4 +1,4 @@
-\ProvidesExplPackage {luamml-patches-kernel} {2025-02-17} {0.3.0}
+\ProvidesExplPackage {luamml-patches-kernel} {2025-02-21} {0.4.0}
   {Feel free to add a description here}
 
 
diff --git a/luamml-patches-lab-math.sty b/luamml-patches-lab-math.sty
index abb23ad..35725c7 100644
--- a/luamml-patches-lab-math.sty
+++ b/luamml-patches-lab-math.sty
@@ -1,4 +1,4 @@
-\ProvidesExplPackage {luamml-patches-lab-math} {2025-02-17} {0.3.0}
+\ProvidesExplPackage {luamml-patches-lab-math} {2025-02-21} {0.4.0}
   {Feel free to add a description here}
 
 % This definition is identical to the one in latex-lab-math.
diff --git a/luamml-patches-mathtools.sty b/luamml-patches-mathtools.sty
index 1c9cb74..2b78030 100644
--- a/luamml-patches-mathtools.sty
+++ b/luamml-patches-mathtools.sty
@@ -1,4 +1,4 @@
-\ProvidesExplPackage {luamml-patches-mathtools} {2025-02-17} {0.3.0}
+\ProvidesExplPackage {luamml-patches-mathtools} {2025-02-21} {0.4.0}
   {Feel free to add a description here}
 \IfPackageAtLeastTF{latex-lab-testphase-math}{2025-01-24}
  {}
diff --git a/luamml-pdf-demo.sty b/luamml-pdf-demo.sty
index 1b3e245..cf2ce9d 100644
--- a/luamml-pdf-demo.sty
+++ b/luamml-pdf-demo.sty
@@ -1,5 +1,5 @@
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesExplPackage{luamml-pdf-demo}{2025-02-17}{0.3.0}{Reasonable default definitions for luamml-pdf}
+\ProvidesExplPackage{luamml-pdf-demo}{2025-02-21}{0.4.0}{Reasonable default definitions for luamml-pdf}
 
 \RequirePackage{luamml-pdf}% Loading luamml-pdf is pretty much the point
 % \RequirePackage{amsmath,array}% May come back if the patches get ported
diff --git a/luamml-structelemwriter.lua b/luamml-structelemwriter.lua
index 3087305..53718ae 100644
--- a/luamml-structelemwriter.lua
+++ b/luamml-structelemwriter.lua
@@ -123,7 +123,7 @@ local function write_elem(tree, stash)
   end
   for _, elem in ipairs(tree) do
     if type(elem) ~= 'string'  and not elem['tex:ignore']  then
-      if elem['intent']==':equationlabel' and ltx.__tag.struct.luamml.labels then
+      if elem['intent']==':equation-label' and ltx.__tag.struct.luamml.labels then
         if #ltx.__tag.struct.luamml.labels > 0 then         
          -- print("CHECK LABEL STRUCTURE: ",table.serialize(elem), table.serialize(ltx.__tag.struct.luamml.labels))
         local num= table.remove(ltx.__tag.struct.luamml.labels,1) 
diff --git a/luamml-table.lua b/luamml-table.lua
index 2333104..75fd1f7 100644
--- a/luamml-table.lua
+++ b/luamml-table.lua
@@ -58,14 +58,14 @@ end
 
 local function store_tag(xml)
   local mml_row = store_get_row()
-  xml.intent = ':equationlabel'
+  xml.intent = ':equation-label'
   table.insert(mml_row, 1, xml)
   last_tag = nil
 end
 
 local function store_notag(xml)
   local mml_row = store_get_row()
-  xml.intent = ':noequationlabel'
+  xml.intent = ':no-equation-label'
   table.insert(mml_row, 1, xml)  
 end
 
diff --git a/luamml.dtx b/luamml.dtx
index 41bbf04..ed9114d 100644
--- a/luamml.dtx
+++ b/luamml.dtx
@@ -133,11 +133,11 @@
 %    \begin{macrocode}
 %<@@=luamml>
 %<*luatex>
-\ProvidesExplPackage {luamml} {2025-02-17} {0.3.0}
+\ProvidesExplPackage {luamml} {2025-02-21} {0.4.0}
   {Automatically generate presentational MathML from LuaTeX math expressions}
 %</luatex>
 %<*pdftex>
-\ProvidesExplPackage {luamml-pdf} {2025-02-17} {0.3.0}
+\ProvidesExplPackage {luamml-pdf} {2025-02-21} {0.4.0}
   {MathML generation for L̶u̶a̶pdfLaTeX}
 %</pdftex>
 %    \end{macrocode}
@@ -763,7 +763,7 @@
 %
 % If math structure elements are created the Lbl-structure of a tag
 % must be moved inside the math structure, typically as an additional column in an
-% \texttt{mtable} with an intent \texttt{:equationlabel}.
+% \texttt{mtable} with an intent \texttt{:equation-label} or \texttt{:no-equation-label}.
 % 
 % The luamml-code handles this by stashing the Lbl-structure, storing the
 % structure number in an array and reusing it once it creates the math structure elements.