diff --git a/packages/aws-amplify/src/Cache/StorageCache.ts b/packages/aws-amplify/src/Cache/StorageCache.ts
index cb2c05bb2cc..0e2d1db0997 100644
--- a/packages/aws-amplify/src/Cache/StorageCache.ts
+++ b/packages/aws-amplify/src/Cache/StorageCache.ts
@@ -127,7 +127,6 @@ export default class StorageCache {
         if (config.keyPrefix) {
             logger.warn(`Don't try to configure keyPrefix!`);
         }
-        config.keyPrefix = this.config.keyPrefix;
 
         this.config = Object.assign({}, this.config, config);
         this.checkConfig();