diff --git a/steps/DP3.AveragerStepGenerator.cwl b/steps/DP3.AveragerStepGenerator.cwl
index 198a08bea94ff83577125f7bc8c2f1cbd37b0b70..3244559446e2e0347df72366941cf7e3d5fe97c9 100755
--- a/steps/DP3.AveragerStepGenerator.cwl
+++ b/steps/DP3.AveragerStepGenerator.cwl
@@ -64,8 +64,6 @@ steps:
         source: step_name
       - id: parameters_input
         source: input_parset
-      - id: input_secondary_files
-        source: input_secondary_files
       - id: parameters
         valueFrom: $(inputs)
       - id: timestep