diff --git a/BUILDING.md b/BUILDING.md
index d8b0d979080..60a4a341270 100644
--- a/BUILDING.md
+++ b/BUILDING.md
@@ -8,7 +8,7 @@ Please see [CONTRIBUTING.md](./CONTRIBUTING.md) for contributing information, in
 
 ## Command-line Build instructions with Maven
 
-Eclipse CDT uses the standard Maven and Tycho workflow for building CDT using Maven 3.8 and Java 17. Therefore to package CDT do:
+Eclipse CDT uses the standard Maven and Tycho workflow for building CDT using Maven 3.9 and Java 21. Therefore to package CDT do:
 
 ```
 mvn package