diff --git a/config/config.yaml b/config/config.yaml
index 06d7a3339d29c9546f90106bc06a7ecd2c9c7476..68a81ff277ef29585b323c5193b3fc011d9cebc4 100644
--- a/config/config.yaml
+++ b/config/config.yaml
@@ -34,7 +34,7 @@ input_extension: '.fastq.gz'
 # directory where you want (not yet fonctional sorry)
 analysis_dir: .
 # tmpdir: write tempory file on this directory (default /tmp/, but could be "/pasteur/sonic/scratch/users/LOGIN/")
-tmpdir: "/pasteur/sonic/scratch/public/"
+tmpdir: $MYSCRATCH
 
 
 #===============================================================================