diff --git a/clients/ios/Classes/offline/OfflineCleanImages.m b/clients/ios/Classes/offline/OfflineCleanImages.m
index 7a77c2a2e..84c0c6ad5 100644
--- a/clients/ios/Classes/offline/OfflineCleanImages.m
+++ b/clients/ios/Classes/offline/OfflineCleanImages.m
@@ -13,7 +13,9 @@
 @synthesize appDelegate;
 
 - (void)main {
-    appDelegate = [NewsBlurAppDelegate sharedAppDelegate];
+    dispatch_sync(dispatch_get_main_queue(), ^{
+        appDelegate = [NewsBlurAppDelegate sharedAppDelegate];
+    });
     
     NSLog(@"Cleaning stale offline images...");
     
diff --git a/clients/ios/Classes/offline/OfflineFetchImages.m b/clients/ios/Classes/offline/OfflineFetchImages.m
index 4dddf722c..aa5e4c5a2 100644
--- a/clients/ios/Classes/offline/OfflineFetchImages.m
+++ b/clients/ios/Classes/offline/OfflineFetchImages.m
@@ -17,7 +17,9 @@
 @synthesize appDelegate;
 
 - (void)main {
-    appDelegate = [NewsBlurAppDelegate sharedAppDelegate];
+    dispatch_sync(dispatch_get_main_queue(), ^{
+        self.appDelegate = [NewsBlurAppDelegate sharedAppDelegate];
+    });
 
     while (YES) {
         BOOL fetched = [self fetchImages];