diff --git a/src/Bus.cpp b/src/Bus.cpp
index 04106aa..787d1e3 100644
--- a/src/Bus.cpp
+++ b/src/Bus.cpp
@@ -31,10 +31,9 @@ void EightBit::Bus::loadHexFile(const std::string path) {
 	for (const auto& chunk : chunks) {
 		const auto address = chunk.first;
 		const auto content = chunk.second;
-		for (size_t i = 0; i != content.size(); ++i)
-			write((uint16_t)(address + i), content[i]);
 		const auto mapped = mapping(address);
-		mapped.memory.load(content, address - mapped.begin);
+		const uint16_t offset = address - mapped.begin;
+		mapped.memory.load(content, offset);
 	}
 }