diff --git a/piqt_utils/piqt_connection_view.cpp b/piqt_utils/piqt_connection_view.cpp
index 0cdafa2..5862b80 100644
--- a/piqt_utils/piqt_connection_view.cpp
+++ b/piqt_utils/piqt_connection_view.cpp
@@ -8,6 +8,7 @@ DeviceItem::DeviceItem(): BlockItem() {
 	addProperty(BlockItem::Property("__type", "", __CV_Device));
 	setSize(200, 80);
 	setColor(QColor(192, 192, 255));
+	setBufferSize(4096);
 	text_name = new AlignedTextItem();
 	text_path = new AlignedTextItem();
 	QFont fnt(text_name->font()); fnt.setBold(true);
@@ -46,6 +47,7 @@ FilterItem::FilterItem(): BlockItem() {
 	setSize(140, 80);
 	setPos(200, 0);
 	setColor(QColor(192, 255, 192));
+	setBufferSize(65536);
 	text_name = new AlignedTextItem();
 	text_mode = new AlignedTextItem();
 	QFont fnt(text_name->font()); fnt.setBold(true);