diff --git a/api/api.yaml b/api/api.yaml
index 6690b993..5494ecf1 100644
--- a/api/api.yaml
+++ b/api/api.yaml
@@ -97,7 +97,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: '../result/port.yaml#/components/schemas/Result.Port'
+                type: array
+                items:
+                  $ref: '../result/port.yaml#/components/schemas/Result.Port'
 
   /results/capture:
     description: >-
@@ -144,6 +146,8 @@ paths:
           content:
             application/json:
               schema:
-                $ref: '../result/flow.yaml#/components/schemas/Result.Flow'
+                type: array
+                items:
+                  $ref: '../result/flow.yaml#/components/schemas/Result.Flow'