diff --git a/src/core/components/pin/pin-manager.js b/src/core/components/pin/pin-manager.js
index 13289d573f..c4e9a5c0a3 100644
--- a/src/core/components/pin/pin-manager.js
+++ b/src/core/components/pin/pin-manager.js
@@ -22,7 +22,7 @@ function invalidPinTypeErr (type) {
 }
 
 function toKey (cid) {
-  return '/' + bs58.encode(cid.multihash)
+  return '/' + cid.multihash.toString('base64')
 }
 
 const PinTypes = {