diff --git a/Gaming/src/Game.cpp b/Gaming/src/Game.cpp
index 0fcc4b7..e4f42a0 100644
--- a/Gaming/src/Game.cpp
+++ b/Gaming/src/Game.cpp
@@ -1,4 +1,4 @@
-#include "pch.h"
+#include "stdafx.h"
 #include "Game.h"
 
 namespace Gaming {
diff --git a/Gaming/src/GameController.cpp b/Gaming/src/GameController.cpp
index 27d305f..1ec5fc9 100644
--- a/Gaming/src/GameController.cpp
+++ b/Gaming/src/GameController.cpp
@@ -1,4 +1,4 @@
-#include "pch.h"
+#include "stdafx.h"
 #include "GameController.h"
 #include "Game.h"
 
diff --git a/Gaming/src/Gaming.vcxproj b/Gaming/src/Gaming.vcxproj
index bbc5037..9aa5277 100644
--- a/Gaming/src/Gaming.vcxproj
+++ b/Gaming/src/Gaming.vcxproj
@@ -89,7 +89,7 @@
       <WarningLevel>Level3</WarningLevel>
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <PreprocessorDefinitions>NDEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <PrecompiledHeaderFile>pch.h</PrecompiledHeaderFile>
+      <PrecompiledHeaderFile>stdafx.h</PrecompiledHeaderFile>
       <LanguageStandard>stdcpp17</LanguageStandard>
       <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
       <OmitFramePointers>true</OmitFramePointers>
@@ -112,7 +112,7 @@
       <Optimization>Disabled</Optimization>
       <SDLCheck>true</SDLCheck>
       <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <PrecompiledHeaderFile>pch.h</PrecompiledHeaderFile>
+      <PrecompiledHeaderFile>stdafx.h</PrecompiledHeaderFile>
       <LanguageStandard>stdcpp17</LanguageStandard>
     </ClCompile>
     <Link>
@@ -127,7 +127,7 @@
       <Optimization>Disabled</Optimization>
       <SDLCheck>true</SDLCheck>
       <PreprocessorDefinitions>_DEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <PrecompiledHeaderFile>pch.h</PrecompiledHeaderFile>
+      <PrecompiledHeaderFile>stdafx.h</PrecompiledHeaderFile>
       <LanguageStandard>stdcpp17</LanguageStandard>
     </ClCompile>
     <Link>
@@ -141,7 +141,7 @@
       <WarningLevel>Level3</WarningLevel>
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <PreprocessorDefinitions>WIN32;NDEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <PrecompiledHeaderFile>pch.h</PrecompiledHeaderFile>
+      <PrecompiledHeaderFile>stdafx.h</PrecompiledHeaderFile>
       <LanguageStandard>stdcpp17</LanguageStandard>
       <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
       <OmitFramePointers>true</OmitFramePointers>
@@ -160,7 +160,7 @@
   <ItemGroup>
     <ClCompile Include="Game.cpp" />
     <ClCompile Include="GameController.cpp" />
-    <ClCompile Include="pch.cpp">
+    <ClCompile Include="stdafx.cpp">
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">Create</PrecompiledHeader>
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">Create</PrecompiledHeader>
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">Create</PrecompiledHeader>
@@ -172,7 +172,7 @@
     <ClInclude Include="..\inc\Game.h" />
     <ClInclude Include="..\inc\GameController.h" />
     <ClInclude Include="..\inc\SDLWrapper.h" />
-    <ClInclude Include="pch.h" />
+    <ClInclude Include="stdafx.h" />
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
diff --git a/Gaming/src/Gaming.vcxproj.filters b/Gaming/src/Gaming.vcxproj.filters
index f566862..60dd8c9 100644
--- a/Gaming/src/Gaming.vcxproj.filters
+++ b/Gaming/src/Gaming.vcxproj.filters
@@ -17,10 +17,10 @@
     <ClCompile Include="GameController.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
-    <ClCompile Include="pch.cpp">
+    <ClCompile Include="SDLWrapper.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
-    <ClCompile Include="SDLWrapper.cpp">
+    <ClCompile Include="stdafx.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
   </ItemGroup>
@@ -31,10 +31,10 @@
     <ClInclude Include="..\inc\GameController.h">
       <Filter>Header Files</Filter>
     </ClInclude>
-    <ClInclude Include="pch.h">
+    <ClInclude Include="..\inc\SDLWrapper.h">
       <Filter>Header Files</Filter>
     </ClInclude>
-    <ClInclude Include="..\inc\SDLWrapper.h">
+    <ClInclude Include="stdafx.h">
       <Filter>Header Files</Filter>
     </ClInclude>
   </ItemGroup>
diff --git a/Gaming/src/SDLWrapper.cpp b/Gaming/src/SDLWrapper.cpp
index 257de9d..08d5a19 100644
--- a/Gaming/src/SDLWrapper.cpp
+++ b/Gaming/src/SDLWrapper.cpp
@@ -1,4 +1,4 @@
-#include "pch.h"
+#include "stdafx.h"
 #include "SDLWrapper.h"
 
 using namespace Gaming;
diff --git a/Gaming/src/pch.cpp b/Gaming/src/stdafx.cpp
similarity index 54%
rename from Gaming/src/pch.cpp
rename to Gaming/src/stdafx.cpp
index 64b7eef..447c795 100644
--- a/Gaming/src/pch.cpp
+++ b/Gaming/src/stdafx.cpp
@@ -1,5 +1,5 @@
-// pch.cpp: source file corresponding to the pre-compiled header
+// stdafx.cpp: source file corresponding to the pre-compiled header
 
-#include "pch.h"
+#include "stdafx.h"
 
 // When you are using pre-compiled headers, this source file is necessary for compilation to succeed.
diff --git a/Gaming/src/pch.h b/Gaming/src/stdafx.h
similarity index 84%
rename from Gaming/src/pch.h
rename to Gaming/src/stdafx.h
index 49df2b3..4109c92 100644
--- a/Gaming/src/pch.h
+++ b/Gaming/src/stdafx.h
@@ -1,11 +1,11 @@
-// pch.h: This is a precompiled header file.
+// stdafx.h: This is a precompiled header file.
 // Files listed below are compiled only once, improving build performance for future builds.
 // This also affects IntelliSense performance, including code completion and many code browsing features.
 // However, files listed here are ALL re-compiled if any one of them is updated between builds.
 // Do not add files here that you will be updating frequently as this negates the performance advantage.
 
-#ifndef PCH_H
-#define PCH_H
+#ifndef STDAFX_H
+#define STDAFX_H
 
 #include <cstdint>
 #include <map>
@@ -17,4 +17,4 @@
 
 #include <Device.h>
 
-#endif //PCH_H
+#endif //STDAFX_H
diff --git a/inc/IntelHexFile.h b/inc/IntelHexFile.h
index 510547f..b96c24f 100644
--- a/inc/IntelHexFile.h
+++ b/inc/IntelHexFile.h
@@ -3,6 +3,8 @@
 #include <cstdint>
 #include <fstream>
 #include <string>
+#include <ios>
+#include <sstream>
 #include <map>
 #include <optional>
 #include <vector>
diff --git a/src/Makefile b/src/Makefile
index ac6e142..c3fd7e0 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -2,7 +2,7 @@ LIB = libeightbit.a
 
 CXXFLAGS = -I ../inc
 
-CXXFILES = BigEndianProcessor.cpp Bus.cpp Chip.cpp Device.cpp EventArgs.cpp InputOutput.cpp IntelProcessor.cpp LittleEndianProcessor.cpp Memory.cpp Processor.cpp Ram.cpp Rom.cpp UnusedMemory.cpp
+CXXFILES = BigEndianProcessor.cpp Bus.cpp Chip.cpp Device.cpp EventArgs.cpp InputOutput.cpp IntelHexFile.cpp IntelProcessor.cpp LittleEndianProcessor.cpp Memory.cpp Processor.cpp Ram.cpp Rom.cpp UnusedMemory.cpp
 
 include ../compile.mk
 include ../lib_build.mk