diff --git a/ui/qt/supported_protocols_dialog.cpp b/ui/qt/supported_protocols_dialog.cpp
index f3afe96dc6..9e10855cde 100644
--- a/ui/qt/supported_protocols_dialog.cpp
+++ b/ui/qt/supported_protocols_dialog.cpp
@@ -24,6 +24,7 @@
 
 #include "config.h"
 
+#include <algorithm>
 #include <glib.h>
 
 #include <epan/proto.h>