diff --git a/Developing.md b/Developing.md
index dba830a..fe94a36 100644
--- a/Developing.md
+++ b/Developing.md
@@ -9,7 +9,7 @@ sdrtrunk requires **Java JDK with integrated Open JavaFX** libraries. OpenJDK ve
 * [Bellsoft Liberica OpenJDK](https://bell-sw.com/pages/downloads/#/java-17-lts%20/%20current)
 * [SDKMAN](https://sdkman.io/) - not an SDK vendor, rather an SDK selection tool.  Linux Only
 
-Note: required Java JDK is currently JDK 20.x
+Note: required Java JDK is currently JDK 23.x (as of October 2024)
 
 Use the gradle wrapper to build the source code: