diff --git a/src/api/sorting/plugin_sort.cpp b/src/api/sorting/plugin_sort.cpp
index 80f475cf..84ccd2cd 100644
--- a/src/api/sorting/plugin_sort.cpp
+++ b/src/api/sorting/plugin_sort.cpp
@@ -374,7 +374,7 @@ std::vector<std::string> SortPlugins(
 }
 
 std::vector<std::string> SortPlugins(
-    Game& game,
+    const Game& game,
     const std::vector<std::string>& loadOrder) {
   std::vector<const Plugin*> plugins;
   for (const auto& pluginFilename : loadOrder) {
diff --git a/src/api/sorting/plugin_sort.h b/src/api/sorting/plugin_sort.h
index eb8cf44e..ad921ded 100644
--- a/src/api/sorting/plugin_sort.h
+++ b/src/api/sorting/plugin_sort.h
@@ -38,7 +38,7 @@ std::vector<std::string> SortPlugins(
     const std::vector<Group>& userGroups,
     const std::vector<std::string>& earlyLoadingPlugins);
 
-std::vector<std::string> SortPlugins(Game& game,
+std::vector<std::string> SortPlugins(const Game& game,
                                      const std::vector<std::string>& loadOrder);
 }