diff --git a/scripts/pyaudio3dtools/audio3dtools.py b/scripts/pyaudio3dtools/audio3dtools.py
index a325a433b5c323e04b4d7f9280edad46c58b698b..e6c03d7b73a8a068cb4c8f531ddef371ba22085c 100755
--- a/scripts/pyaudio3dtools/audio3dtools.py
+++ b/scripts/pyaudio3dtools/audio3dtools.py
@@ -194,6 +194,10 @@ def main():
         handlers=[console_handler],
     )
     logger.info("Audio3DTools")
+    logger.info(
+        "Attention: you are using an older version of the pyaudio3dtools scripts (not including ISM-> binaural reference renderer or loudness tool)"
+    )
+    logger.info("For the newest version see branch python_scripts_updates")
 
     if args.list is True or args.long is True:
         logger.info("===Supported spatial audio formats===")