diff --git a/task/prefetch-dependencies-oci-ta/0.1/prefetch-dependencies-oci-ta.yaml b/task/prefetch-dependencies-oci-ta/0.1/prefetch-dependencies-oci-ta.yaml
index b682e61280..d42baf861d 100644
--- a/task/prefetch-dependencies-oci-ta/0.1/prefetch-dependencies-oci-ta.yaml
+++ b/task/prefetch-dependencies-oci-ta/0.1/prefetch-dependencies-oci-ta.yaml
@@ -51,6 +51,7 @@ spec:
       type: string
     - description: The Trusted Artifact URI pointing to the artifact with the prefetched dependencies.
       name: CACHI2_ARTIFACT
+      type: string
   stepTemplate:
     volumeMounts:
       - mountPath: /var/workdir