diff --git a/data/conf/sogo/sogo.conf b/data/conf/sogo/sogo.conf
index 151f5aa3..86278abc 100644
--- a/data/conf/sogo/sogo.conf
+++ b/data/conf/sogo/sogo.conf
@@ -43,8 +43,8 @@
     SOGoInternalSyncInterval = 30;
     SOGoMaximumSyncInterval = 354;
 
-    SOGoMaximumSyncWindowSize = 0;
-    SOGoMaximumSyncResponseSize = 1024;
+    SOGoMaximumSyncWindowSize = 100;
+    SOGoMaximumSyncResponseSize = 5172;
 
     WOWatchDogRequestTimeout = 10;
     WOListenQueueSize = 300;