diff --git a/src/script/api/script_list.hpp b/src/script/api/script_list.hpp
index cb6d3b36ab..d163057e39 100644
--- a/src/script/api/script_list.hpp
+++ b/src/script/api/script_list.hpp
@@ -16,7 +16,7 @@
 #include "../../3rdparty/cpp-btree/safe_btree_map.h"
 
 /** Maximum number of operations allowed for valuating a list. */
-static const int MAX_VALUATE_OPS = 500000;
+static const int MAX_VALUATE_OPS = 1000000;
 
 class ScriptListSorter;