diff --git a/lib/update-device.coffee b/lib/update-device.coffee
index 5c5d9d9..3f5ed41 100644
--- a/lib/update-device.coffee
+++ b/lib/update-device.coffee
@@ -53,8 +53,8 @@ commitUpdates = (deviceId, deviceUpdates, commitQueue, callback) ->
   processBatch = (updatesBatch, cb) ->
     if updatesBatch.informEvents?
       update['$set']['_lastInform'] = now
-      update['$set']['_lastBoot'] if '1 BOOT' in updatesBatch.informEvents
-      update['$set']['_lastBootstrap'] if '0 BOOTSTRAP' in updatesBatch.informEvents
+      update['$set']['_lastBoot'] = now if '1 BOOT' in updatesBatch.informEvents
+      update['$set']['_lastBootstrap'] = now if '0 BOOTSTRAP' in updatesBatch.informEvents
 
     if updatesBatch.parameterValues?
       for p in updatesBatch.parameterValues