diff --git a/packages/upload-api/src/store/add.js b/packages/upload-api/src/store/add.js
index 07e482dda..76a2dbeba 100644
--- a/packages/upload-api/src/store/add.js
+++ b/packages/upload-api/src/store/add.js
@@ -23,7 +23,7 @@ export function storeAddProvider(context) {
     const space = /** @type {import('@ucanto/interface').DIDKey} */ (
       Server.DID.parse(capability.with).did()
     )
-    const issuer = invocation.issuer.did()
+
     const [allocated, carExists] = await Promise.all([
       allocate(
         {
@@ -47,7 +47,6 @@ export function storeAddProvider(context) {
       link,
       size,
       origin,
-      issuer,
       invocation: invocation.cid,
     })
     if (res.error) {
diff --git a/packages/upload-api/src/types.ts b/packages/upload-api/src/types.ts
index 789be64e1..e0bf88af6 100644
--- a/packages/upload-api/src/types.ts
+++ b/packages/upload-api/src/types.ts
@@ -515,7 +515,12 @@ export interface StoreAddInput {
   link: UnknownLink
   size: number
   origin?: UnknownLink
-  issuer: DID
+
+  /**
+   * @deprecated - Issuer of the invocation is irrelevant as long as
+   * they have authorization to invoke on subject `space`.
+   */
+  issuer?: DID
   invocation: UCANLink
 }