diff --git a/ui/qt/main_window.cpp b/ui/qt/main_window.cpp
index b47b83e34c..d9036cb3e9 100644
--- a/ui/qt/main_window.cpp
+++ b/ui/qt/main_window.cpp
@@ -20,7 +20,14 @@
  */
 
 #include "main_window.h"
+
+/*
+ * The generated Ui_MainWindow::setupUi() can grow larger than our configured limit,
+ * so turn off -Wframe-larger-than= for ui_main_window.h.
+ */
+DIAG_OFF(frame-larger-than=)
 #include <ui_main_window.h>
+DIAG_ON(frame-larger-than=)
 
 #include <epan/addr_resolv.h>
 #include "epan/dissector_filters.h"
diff --git a/ui/qt/main_window_slots.cpp b/ui/qt/main_window_slots.cpp
index 4f550b3bbd..82f9cc7543 100644
--- a/ui/qt/main_window_slots.cpp
+++ b/ui/qt/main_window_slots.cpp
@@ -28,7 +28,14 @@
 #endif
 
 #include "main_window.h"
+
+/*
+ * The generated Ui_MainWindow::setupUi() can grow larger than our configured limit,
+ * so turn off -Wframe-larger-than= for ui_main_window.h.
+ */
+DIAG_OFF(frame-larger-than=)
 #include <ui_main_window.h>
+DIAG_ON(frame-larger-than=)
 
 #ifdef _WIN32
 #include <windows.h>