--- a/dowa/d_memory.c	Tue Dec 23 14:00:37 2025 -0800
+++ b/dowa/d_memory.c	Tue Dec 23 15:18:46 2025 -0800
@@ -474,6 +474,7 @@
   printf("-----------\n");
 }
 
+#ifdef DIRECTORY
 int Dowa_HashMap_Cache_Folder(Dowa_PHashMap p_hash_map, const char *folder_path)
 {
   if (!p_hash_map || !folder_path)
@@ -503,12 +504,12 @@
       FILE *f = fopen(fullpath, "rb");
       if (!f) { perror("fopen"); continue; }
 
+      // Allocate exact file size (no extra byte for null terminator)
       void *buf = p_hash_map->p_arena ?
-        Dowa_Arena_Allocate(p_hash_map->p_arena, size + 1) :
-        malloc(size + 1);
+        Dowa_Arena_Allocate(p_hash_map->p_arena, size) :
+        malloc(size);
       if (!buf) { perror("malloc"); fclose(f); closedir(dir); return -1; }
 
-
       if (fread(buf, 1, size, f) != size)
       {
         perror("fread");
@@ -518,8 +519,8 @@
       }
       fclose(f);
 
-      ((char *)buf)[size] = '\0';
-      Dowa_HashMap_Push_Value_With_Type(p_hash_map, entry->d_name, buf, size + 1, DOWA_HASH_MAP_TYPE_STRING);
+      // Store file data as-is without null terminator (for binary files like images)
+      Dowa_HashMap_Push_Value_With_Type(p_hash_map, entry->d_name, buf, size, DOWA_HASH_MAP_TYPE_STRING);
       if (!p_hash_map->p_arena)
         Dowa_Free(buf);  // Dowa_HashMap_PushValue made its own copy
     }
@@ -550,3 +551,4 @@
   closedir(dir);
   return 0;
 }
+#endif