diff --git a/src/nf_modules/kallisto/indexing.config b/src/nf_modules/kallisto/indexing.config
index 5a80bfb21afa891d98f3d8995ecb256f8df51a16..6a8fff03b16b83dca2cf38c1427798ceecf474b0 100644
--- a/src/nf_modules/kallisto/indexing.config
+++ b/src/nf_modules/kallisto/indexing.config
@@ -37,6 +37,9 @@ profiles {
     process{
       withName: index_fasta {
         beforeScript = "PATH=/sps/lbmc/common/nextflow/src/singularity_modules/kallisto/0.44.0/:$PATH"
+        scratch = true
+        stageInMode = "copy"
+        stageOutMode = "rsync"
         executor = "sge"
         clusterOptions = "-P P_lbmc -l os=cl7 -l sps=1 -r n -S '/usr/local/bin/bash -l'"
         cpus = 4