diff --git a/steps/run-one.cwl b/steps/run-one.cwl
index 1eb1082..1e4a14b 100644
--- a/steps/run-one.cwl
+++ b/steps/run-one.cwl
@@ -82,7 +82,7 @@ steps:
       matrix: gene_expression/matrix_with_gene_expr
       options:
         source: algorithm
-        valueFrom: $(self.summarize || getDefaultSummarizeOptions(self))
+        valueFrom: $(self.summarize && getDefaultSummarizeOptions(self))
     out: [summary, annotations]
 
   collect:
@@ -94,4 +94,4 @@ steps:
       outputDirectory:
         source: algorithm
         valueFrom: $(selectOutputDirectory(self))
-    out: [directory]
\ No newline at end of file
+    out: [directory]