diff --git a/core/core.js b/core/core.js
index 5f1e8e17..efdaa54b 100644
--- a/core/core.js
+++ b/core/core.js
@@ -256,6 +256,8 @@ async function getProcessBlob(blobId, key, options) {
 					return ssb.appendMessageWithIdentity(process.credentials.session.name, id, message);
 				}
 			};
+			delete imports.ssb.addRpc;
+
 			if (process.credentials &&
 				process.credentials.session &&
 				process.credentials.session.name) {