diff --git a/lib/wallet.py b/lib/wallet.py
index c679ed7c..622e1825 100644
--- a/lib/wallet.py
+++ b/lib/wallet.py
@@ -283,7 +283,7 @@ class Wallet:
         if value >= self.gap_limit:
             self.gap_limit = value
             self.save()
-            self.interface.poke()
+            self.interface.poke('synchronizer')
             return True
 
         elif value >= self.min_acceptable_gap():