diff --git a/client/main.go b/client/main.go
index ca1572571..be3a68632 100644
--- a/client/main.go
+++ b/client/main.go
@@ -184,7 +184,7 @@ func main() {
 		},
 		cli.IntFlag{
 			Name:   "sockbuf",
-			Value:  16777216, // socket buffer size in bytes
+			Value:  4194304, // socket buffer size in bytes
 			Hidden: true,
 		},
 		cli.IntFlag{
diff --git a/server/main.go b/server/main.go
index 92cd9fbe7..690dfb156 100644
--- a/server/main.go
+++ b/server/main.go
@@ -207,7 +207,7 @@ func main() {
 		},
 		cli.IntFlag{
 			Name:   "sockbuf",
-			Value:  16777216, // socket buffer size in bytes
+			Value:  4194304, // socket buffer size in bytes
 			Hidden: true,
 		},
 		cli.IntFlag{