diff --git a/src/core/Collections.hpp b/src/core/Collections.hpp
index c937bfed26..2dbde38388 100644
--- a/src/core/Collections.hpp
+++ b/src/core/Collections.hpp
@@ -110,7 +110,7 @@ namespace Collections
             return nullptr;
         }
 
-        auto * items = Memory::AllocateArray<TCollection::value_type>(count);
+        auto * items = Memory::AllocateArray<typename TCollection::value_type>(count);
         size_t i = 0;
         for (const auto &item : collection)
         {
diff --git a/src/title.c b/src/title.c
index 98270ad260..97772b5473 100644
--- a/src/title.c
+++ b/src/title.c
@@ -47,7 +47,6 @@
 #include "world/sprite.h"
 #include "windows/error.h"
 
-static const int gRandomShowcase = 0;
 
 bool gTitleHideVersionInfo = false;
 
@@ -445,7 +444,6 @@ bool title_refresh_sequence()
 		_loadedTitleSequenceId = gCurrentPreviewTitleSequence;
 	}
 
-	TitleSequence *title = _loadedTitleSequence;
 
 	_scriptWaitCounter = 0;
 	gTitleScriptCommand = 0;
diff --git a/src/title/TitleSequenceManager.cpp b/src/title/TitleSequenceManager.cpp
index 471c390a39..0cc6304992 100644
--- a/src/title/TitleSequenceManager.cpp
+++ b/src/title/TitleSequenceManager.cpp
@@ -64,7 +64,7 @@ namespace TitleSequenceManager
         return &_items[i];
     }
 
-    const uint16 GetPredefinedIndex(const utf8 * path)
+    static const uint16 GetPredefinedIndex(const utf8 * path)
     {
         const utf8 * filename = Path::GetFileName(path);
         for (uint16 i = 0; i < Util::CountOf(PredefinedSequences); i++)
@@ -77,7 +77,7 @@ namespace TitleSequenceManager
         return PREDEFINED_INDEX_CUSTOM;
     }
 
-    void Scan()
+    static void Scan()
     {
         utf8 path[MAX_PATH];
 
diff --git a/src/title/TitleSequenceManager.h b/src/title/TitleSequenceManager.h
index ef8227285a..005c016a56 100644
--- a/src/title/TitleSequenceManager.h
+++ b/src/title/TitleSequenceManager.h
@@ -37,7 +37,8 @@ namespace TitleSequenceManager
 
 constexpr uint16 PREDEFINED_INDEX_CUSTOM = UINT16_MAX;
 
-#else
+extern "C" {
+#endif
 
     size_t title_sequence_manager_get_count();
     const utf8 * title_sequence_manager_get_name(size_t index);
@@ -46,4 +47,6 @@ constexpr uint16 PREDEFINED_INDEX_CUSTOM = UINT16_MAX;
     size_t title_sequence_manager_get_index_for_config_id(const utf8 * configId);
     void title_sequence_manager_scan();
 
+#ifdef __cplusplus
+}
 #endif