diff --git a/.dockstore.yml b/.dockstore.yml
new file mode 100644
index 0000000..6ace04a
--- /dev/null
+++ b/.dockstore.yml
@@ -0,0 +1,7 @@
+version: 1.2
+workflows:
+   - name: gatk4-rnaseq-germline-snps-indels
+     subclass: WDL
+     primaryDescriptorPath: /gatk4-rna-best-practices.wdl
+     testParameterFiles:
+     -  /gatk4-rna-germline-variant-calling.inputs.json
diff --git a/gatk4-rna-best-practices.wdl b/gatk4-rna-best-practices.wdl
index 2027b05..68fd994 100644
--- a/gatk4-rna-best-practices.wdl
+++ b/gatk4-rna-best-practices.wdl
@@ -256,7 +256,7 @@ task gtfToCallingIntervals {
 
     command <<<
 
-	set -e
+        set -e
 
         Rscript --no-save -<<'RCODE'
             gtf = read.table("${gtf}", sep="\t")