diff --git a/ui/qt/CMakeLists.txt b/ui/qt/CMakeLists.txt
index 0b382c7241..9f6f7311eb 100644
--- a/ui/qt/CMakeLists.txt
+++ b/ui/qt/CMakeLists.txt
@@ -185,6 +185,7 @@ set(WIRESHARK_QT_SRC
 	progress_bar.cpp
 	proto_tree.cpp
 	protocol_hierarchy_dialog.cpp
+	qcustomplot.cpp
 	qt_ui_utils.cpp
 	recent_file_status.cpp
 	related_packet_delegate.cpp