diff --git a/src/samtools/samtools_view/config.vsh.yaml b/src/samtools/samtools_view/config.vsh.yaml
index a134afad..bcec0c61 100644
--- a/src/samtools/samtools_view/config.vsh.yaml
+++ b/src/samtools/samtools_view/config.vsh.yaml
@@ -17,8 +17,7 @@ argument_groups:
       type: file
       description: Input SAM, BAM, or CRAM file.
       required: true
-      direction: input
-      example: input.bam
+      must_exist: true
     - name: --fai_reference
       alternatives: -t
       type: file