diff --git a/workflow/main.nf b/workflow/main.nf
index dee449262a65c4d01cbae35e46fea916939af4d6..39b0c00e9e1c0815fcec68cf2d41de2c40af1d17 100644
--- a/workflow/main.nf
+++ b/workflow/main.nf
@@ -64,7 +64,7 @@ else {
 spltnames
  .splitCsv()
  .filter { fileMap.get(it[1]) != null }
- .map { it -> tuple(it[0], fileMap.get(it[1]),fileMap.get(it[1])) }
+ .map { it -> tuple(it[0], fileMap.get(it[1]),'') }
  .set { read }
 }
 if( ! read ) { error "Didn't match any input files with entries in the design file" }
@@ -232,7 +232,7 @@ process gatkbam {
   output:
   set file("${pair_id}.final.bam"),file("${pair_id}.final.bai") into gatkbam
   when:
-  params.align == 'hisat'
+  params.align == 'hisat' && $index_path == '/project/shared/bicf_workflow_ref/GRCh38/'
   script:
   """
   bash $baseDir/process_scripts/variants/gatkrunner.sh -a gatkbam_rna -b $rbam -r ${index_path}/hisat_index -p $pair_id
diff --git a/workflow/process_scripts b/workflow/process_scripts
index b6d2f6898ecc1890b4df305e9505bdaa5eace4a6..012a37c5f66ad4c20312642904416c4c493fa75e 160000
--- a/workflow/process_scripts
+++ b/workflow/process_scripts
@@ -1 +1 @@
-Subproject commit b6d2f6898ecc1890b4df305e9505bdaa5eace4a6
+Subproject commit 012a37c5f66ad4c20312642904416c4c493fa75e