diff --git a/Zotero/Controllers/IdleTimerController.swift b/Zotero/Controllers/IdleTimerController.swift
index 47c7c831c..69e31ee04 100644
--- a/Zotero/Controllers/IdleTimerController.swift
+++ b/Zotero/Controllers/IdleTimerController.swift
@@ -19,6 +19,7 @@ final class IdleTimerController {
             guard let self = self else { return }
             self.activeProcesses += 1
             UIApplication.shared.isIdleTimerDisabled = true
+            DDLogInfo("IdleTimerController: disable idle timer \(self.activeProcesses)")
         }
     }
 
@@ -32,6 +33,8 @@ final class IdleTimerController {
 
             self.activeProcesses -= 1
 
+            DDLogInfo("IdleTimerController: enable idle timer \(self.activeProcesses)")
+
             guard self.activeProcesses == 0 else { return }
             UIApplication.shared.isIdleTimerDisabled = false
         }
diff --git a/Zotero/Controllers/Sync/SyncScheduler.swift b/Zotero/Controllers/Sync/SyncScheduler.swift
index bcd47417f..27c4342e2 100644
--- a/Zotero/Controllers/Sync/SyncScheduler.swift
+++ b/Zotero/Controllers/Sync/SyncScheduler.swift
@@ -95,8 +95,7 @@ final class SyncScheduler: SynchronizationScheduler, WebSocketScheduler {
                       if let sync = sync {
                           // We're retrying, enqueue the new sync
                           self.enqueueAndStart(sync: sync)
-                      } else if !self.syncQueue.isEmpty {
-                          // We're not retrying, process next action
+                      } else {
                           self.startNextSync()
                       }
                   })