diff --git a/unbound.sh b/unbound.sh
index c44c3a9..4dc0fd1 100755
--- a/unbound.sh
+++ b/unbound.sh
@@ -33,7 +33,7 @@ server:
   num-threads: @THREADS@
   interface: 127.0.0.1@553
   so-reuseport: yes
-  edns-buffer-size: 1252
+  edns-buffer-size: 1220
   delay-close: 10000
   cache-min-ttl: 60
   cache-max-ttl: 86400