diff --git a/expr/type_based_splitter.cwl b/expr/type_based_splitter.cwl
deleted file mode 100644
index e69de29..0000000
diff --git a/progs/unit_tests/test_val_format/val_format.cwl b/progs/unit_tests/test_val_format/val_format.cwl
index 51da0ea..2e92a87 100644
--- a/progs/unit_tests/test_val_format/val_format.cwl
+++ b/progs/unit_tests/test_val_format/val_format.cwl
@@ -1,4 +1,5 @@
 label: "val_format"
+cwlVersion: v1.0
 class: CommandLineTool
     # these guys were not tested yet:
     # ncbi/gpdev                         2018-06-07.prod.build138     9c0cc08e797d        42 hours ago        1.25GB