diff --git a/README.md b/README.md
index 23d218722b..437a3a2aa5 100644
--- a/README.md
+++ b/README.md
@@ -15,12 +15,12 @@ It uses JavaCC and Antlr to parse source files into abstract syntax trees (AST)
 Rules can be written in Java or using a XPath query.
 
 It supports Java, JavaScript, Salesforce.com Apex and Visualforce,
-Modelica, PLSQL, Apache Velocity, XML, XSL.
+Modelica, PLSQL, Apache Velocity, HTML, XML and XSL.
 Scala is supported, but there are currently no Scala rules available.
 
-Additionally it includes **CPD**, the copy-paste-detector. CPD finds duplicated code in
-C/C++, C#, Dart, Fortran, Go, Groovy, Java, JavaScript, JSP, Kotlin, Lua, Matlab, Modelica,
-Objective-C, Perl, PHP, PLSQL, Python, Ruby, Salesforce.com Apex, Scala, Swift, Visualforce and XML.
+Additionally, it includes **CPD**, the copy-paste-detector. CPD finds duplicated code in
+C/C++, C#, Dart, Fortran, Gherkin, Go, Groovy, HTML, Java, JavaScript, JSP, Kotlin, Lua, Matlab, Modelica,
+Objective-C, Perl, PHP, PLSQL, Python, Ruby, Salesforce.com Apex and Visualforce, Scala, Swift, T-SQL and XML.
 
 In the future we hope to add support for data/control flow analysis and automatic (quick) fixes where
 it makes sense.
diff --git a/docs/pages/release_notes.md b/docs/pages/release_notes.md
index 75d5480d5d..96b7f96794 100644
--- a/docs/pages/release_notes.md
+++ b/docs/pages/release_notes.md
@@ -14,6 +14,15 @@ This is a {{ site.pmd.release_type }} release.
 
 ### New and noteworthy
 
+#### T-SQL support
+Thanks to the contribution from [Paul Guyot](https://github.com/pguyot) PMD now has CPD support
+for T-SQL (Transact-SQL).
+
+Being based on a proper Antlr grammar, CPD can:
+
+* ignore comments
+* honor [comment-based suppressions](pmd_userdocs_cpd.html#suppression)
+
 ### Fixed Issues
 * java-errorprone
   * [#4393](https://github.com/pmd/pmd/issues/4393): \[java] MissingStaticMethodInNonInstantiatableClass false-positive for Lombok's @UtilityClass for classes with non-private fields
@@ -27,6 +36,7 @@ This is a {{ site.pmd.release_type }} release.
 
 ### External Contributions
 * [#4384](https://github.com/pmd/pmd/pull/4384): \[swift] Add more swift 5.x support (#unavailable mainly) - [Richard B.](https://github.com/kenji21) (@kenji21)
+* [#4390](https://github.com/pmd/pmd/pull/4390): Add support for T-SQL using Antlr4 lexer - [Paul Guyot](https://github.com/pguyot) (@pguyot)
 * [#4392](https://github.com/pmd/pmd/pull/4392): \[java] Fix #4393 MissingStaticMethodInNonInstantiatableClass: Fix false-positive for field-only class - [Dawid Ciok](https://github.com/dawiddc) (@dawiddc)
 
 {% endtocmaker %}
diff --git a/pom.xml b/pom.xml
index 68ffab93cf..b2ea18544a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -9,12 +9,17 @@
 
     <description>
         PMD is a source code analyzer. It finds common programming flaws like unused variables, empty catch blocks,
-        unnecessary object creation, and so forth. It supports Java, JavaScript, Salesforce.com Apex and Visualforce,
-        Modelica, PLSQL, Apache Velocity, HTML, XML, XSL, Scala.
+        unnecessary object creation, and so forth. It supports many languages. It can be extended with custom rules.
+        It uses JavaCC and Antlr to parse source files into abstract syntax trees (AST) and runs rules against them to find violations.
+        Rules can be written in Java or using a XPath query.
 
-        Additionally it includes CPD, the copy-paste-detector. CPD finds duplicated code in
+        It supports Java, JavaScript, Salesforce.com Apex and Visualforce,
+        Modelica, PLSQL, Apache Velocity, HTML, XML and XSL.
+        Scala is supported, but there are currently no Scala rules available.
+
+        Additionally, it includes CPD, the copy-paste-detector. CPD finds duplicated code in
         C/C++, C#, Dart, Fortran, Gherkin, Go, Groovy, HTML, Java, JavaScript, JSP, Kotlin, Lua, Matlab, Modelica,
-        Objective-C, Perl, PHP, PLSQL, Python, Ruby, Salesforce.com Apex, Scala, Swift and Visualforce.
+        Objective-C, Perl, PHP, PLSQL, Python, Ruby, Salesforce.com Apex and Visualforce, Scala, Swift, T-SQL and XML.
     </description>
 
     <url>https://pmd.github.io/</url>