diff --git a/steps/format_metrics.cwl b/steps/format_metrics.cwl
index 59f69c38584238ef8cccf114267f4a8108faa615..b7f7e99c90950434205ba294ed499c77b7035d13 100644
--- a/steps/format_metrics.cwl
+++ b/steps/format_metrics.cwl
@@ -29,7 +29,7 @@ expression: |
               'sensitivity': sensitivityScore,
               'observing-conditions': observingConditions,
               'plots': inputs.plots,
-              'details': inputs.quality
+              'details': inputs.quality,
               'summary': {
                 applied_fixes: inputs.applied_fixes[0]
               }