diff --git a/topmed-workflows/alignment/topmed-alignment.cwl b/topmed-workflows/alignment/topmed-alignment.cwl
index ef75180..3a10a1c 100644
--- a/topmed-workflows/alignment/topmed-alignment.cwl
+++ b/topmed-workflows/alignment/topmed-alignment.cwl
@@ -101,60 +101,4 @@ steps:
     'sbg:x': 668.5106811523438
     'sbg:y': 8.829793930053711
 requirements:
-  - class: ScatterFeatureRequirement
-'sbg:latestRevision': 8
-'sbg:revisionNotes': add labels
-'sbg:modifiedOn': 1527076104
-'sbg:id': marko_zecevic/topmed-alignment/topmed-alignment/8
-'sbg:revisionsInfo':
-  - 'sbg:revisionNotes': null
-    'sbg:modifiedBy': marko_zecevic
-    'sbg:modifiedOn': 1525525011
-    'sbg:revision': 0
-  - 'sbg:revisionNotes': first
-    'sbg:modifiedBy': marko_zecevic
-    'sbg:modifiedOn': 1525546743
-    'sbg:revision': 1
-  - 'sbg:revisionNotes': ''
-    'sbg:modifiedBy': marko_zecevic
-    'sbg:modifiedOn': 1525550045
-    'sbg:revision': 2
-  - 'sbg:revisionNotes': assembled
-    'sbg:modifiedBy': marko_zecevic
-    'sbg:modifiedOn': 1525958592
-    'sbg:revision': 3
-  - 'sbg:revisionNotes': single file output
-    'sbg:modifiedBy': marko_zecevic
-    'sbg:modifiedOn': 1525968652
-    'sbg:revision': 4
-  - 'sbg:revisionNotes': ''
-    'sbg:modifiedBy': marko_zecevic
-    'sbg:modifiedOn': 1526044306
-    'sbg:revision': 5
-  - 'sbg:revisionNotes': ''
-    'sbg:modifiedBy': marko_zecevic
-    'sbg:modifiedOn': 1526044362
-    'sbg:revision': 6
-  - 'sbg:revisionNotes': ''
-    'sbg:modifiedBy': marko_zecevic
-    'sbg:modifiedOn': 1526052843
-    'sbg:revision': 7
-  - 'sbg:revisionNotes': add labels
-    'sbg:modifiedBy': marko_zecevic
-    'sbg:modifiedOn': 1527076104
-    'sbg:revision': 8
-'sbg:createdBy': marko_zecevic
-'sbg:image_url': >-
-  https://igor.sbgenomics.com/ns/brood/images/marko_zecevic/topmed-alignment/topmed-alignment/8.png
-'sbg:validationErrors': []
-'sbg:revision': 8
-'sbg:createdOn': 1525525011
-'sbg:modifiedBy': marko_zecevic
-'sbg:projectName': TOPMed alignment
-'sbg:project': marko_zecevic/topmed-alignment
-'sbg:appVersion':
-  - v1.0
-'sbg:publisher': sbg
-'sbg:contributors':
-  - marko_zecevic
-'sbg:sbgMaintained': false
+  - class: ScatterFeatureRequirement
\ No newline at end of file