diff --git a/lib/plugins.js b/lib/plugins.js
index 28a18ee9..e67fa503 100644
--- a/lib/plugins.js
+++ b/lib/plugins.js
@@ -125,7 +125,7 @@ function plugins (settings, deviceId) {
       return _.map(r => r[0] + r[1].provisioned, _.zip(sum, tx.bills))
     }
 
-    const provisioned = _.reduce(sumTxs, Array(_.size(orderedCassettes)).fill(0), redeemableTxs)
+    const provisioned = _.reduce(sumTxs, _.times(_.constant(0), _.size(orderedCassettes)), redeemableTxs)
     const zipped = _.zip(_.map('count', orderedCassettes), provisioned)
     const counts = _.map(r => r[0] - r[1], zipped)
 
diff --git a/lib/plugins/wallet/mock-wallet/mock-wallet.js b/lib/plugins/wallet/mock-wallet/mock-wallet.js
index 17e0e4eb..abaff6f7 100644
--- a/lib/plugins/wallet/mock-wallet/mock-wallet.js
+++ b/lib/plugins/wallet/mock-wallet/mock-wallet.js
@@ -7,7 +7,7 @@ const NAME = 'FakeWallet'
 const SECONDS = 1000
 const PUBLISH_TIME = 3 * SECONDS
 const AUTHORIZE_TIME = PUBLISH_TIME + 5 * SECONDS
-const CONFIRM_TIME = AUTHORIZE_TIME + 10 * SECONDS
+const CONFIRM_TIME = AUTHORIZE_TIME + 120 * SECONDS
 
 let t0