diff --git a/inc/Memory.h b/inc/Memory.h
index 49b6f3a..24f5080 100644
--- a/inc/Memory.h
+++ b/inc/Memory.h
@@ -8,8 +8,8 @@
 namespace EightBit {
 	class Memory {
 	public:
-		static int load(std::ifstream& file, std::vector<uint8_t>& output, int writeOffset, int readOffset, int limit, int maximumSize);
-		static int load(const std::string& path, std::vector<uint8_t>& output, int writeOffset, int readOffset, int limit, int maximumSize);
+		static int load(std::ifstream& file, std::vector<uint8_t>& output, int writeOffset = 0, int readOffset = 0, int limit = -1, int maximumSize = -1);
+		static int load(const std::string& path, std::vector<uint8_t>& output, int writeOffset = 0, int readOffset = 0, int limit = -1, int maximumSize = -1);
 
 		Memory(size_t size = 0)
 		: m_bytes(size) {