diff --git a/CMakeLists.txt b/CMakeLists.txt
index 453fc87..73d2f2f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.12)
-set(CMAKE_CXX_STANDARD 20)
+set(CMAKE_CXX_STANDARD 17)
 
 # set the project name
 project(ComSquare)
diff --git a/sources/Memory/IMemory.hpp b/sources/Memory/IMemory.hpp
index 1851130..694d932 100644
--- a/sources/Memory/IMemory.hpp
+++ b/sources/Memory/IMemory.hpp
@@ -13,8 +13,8 @@ namespace ComSquare
 {
 	class IMemory {
 	private:
-		uint32_t _start;
-		uint32_t _end;
+		uint32_t _start = 0;
+		uint32_t _end = 0;
 	public:
 		virtual uint8_t read(uint32_t addr) = 0;
 		virtual void write(uint32_t addr, uint8_t data) = 0;