diff --git a/run_default_VIPERA.sh b/run_default_VIPERA.sh
index 57d2210..e6fdaf2 100644
--- a/run_default_VIPERA.sh
+++ b/run_default_VIPERA.sh
@@ -16,7 +16,7 @@ logthis () {
 
 NCPU=1
 DATA_URL="https://digital.csic.es/bitstream/10261/337461/1/data.zip"
-MD5_SUM="07447bdae794a6c82adbf79423b79c30"
+MD5_SUM="ff59d513309a3af47f2c9248f7f3518d"
 
 tmpdir=$(mktemp -d)
 
@@ -43,7 +43,7 @@ mv ${tmpdir}/**/*.fa data/fasta
 mv ${tmpdir}/**/*.csv data
 
 logthis "Running VIPERA"
-snakemake --use-conda -c ${NCPU}
+snakemake --use-conda -c ${NCPU} --dry-run
 
 logthis "Cleaning up"
 rm -r ${tmpdir}