diff --git a/include/inventory.h b/include/inventory.h
index 2a068af..bb54dbd 100644
--- a/include/inventory.h
+++ b/include/inventory.h
@@ -1,6 +1,6 @@
 #pragma once
 #include <vector>
-#include "Item.h"
+#include "item.h"
 
 struct InventorySlot {
     int itemId = 0;
diff --git a/include/location.h b/include/location.h
index 429d690..29fb94c 100644
--- a/include/location.h
+++ b/include/location.h
@@ -2,8 +2,8 @@
 #include <string>
 #include <vector>
 
-#include "Point.h"
-#include "NPC.h"
+#include "point.h"
+#include "npc.h"
 
 struct Chest {
     Point pos;
diff --git a/src/npc.cpp b/src/npc.cpp
index a296b65..b57e83c 100644
--- a/src/npc.cpp
+++ b/src/npc.cpp
@@ -1,4 +1,4 @@
-#include "../include/NPC.h"
+#include "../include/npc.h"
 #include <fstream>
 #include <iostream>