diff --git a/Audio_data/data_availability_statement.md b/Audio_data/data_availability_statement.md
index 18a9add61e670e1775bd06cbe3ddc6ae0f7a2008..6fe80ffb67b861db9bc51413691d1d6b9a8437e4 100644
--- a/Audio_data/data_availability_statement.md
+++ b/Audio_data/data_availability_statement.md
@@ -1,4 +1,5 @@
 # DATA AVAILABILITY
 
-Audio wavefiles contain DOLPHINFREE signal, which is proprietary. 
-Raw audios are therefore not available.
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+Most audio wavefiles contain the DOLPHINFREE signal, which is confidential. Audio recordings that do not contain this signal are available upon request.
+
+Contact [Loïc Lehnhoff](mailto:loic.lehnhoff@gmail.com) or [Bastien Mérigot](mailto:bastien.merigot@umontpellier.fr).
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