diff --git a/recipes/peakcallers/macs2/Singularity.macs2-2271 b/recipes/peakcallers/macs2/Singularity.macs2-2271
index 6f44d7cc6a1306c281b6a0b4806ee7ab39919877..d684f38b176cfe1ae2b3f6c3e0129d409bf95ea2 100644
--- a/recipes/peakcallers/macs2/Singularity.macs2-2271
+++ b/recipes/peakcallers/macs2/Singularity.macs2-2271
@@ -7,3 +7,6 @@ From: dceoy/macs2:latest
 
 %post
     mkdir /cluster /work /tsd /projects
+
+%labels
+    Author Nicolas Descostes