diff --git a/.gitignore b/.gitignore
index c5b3b1f..845cfed 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,4 +2,13 @@
 build/
 
 # Test
-*.wav
\ No newline at end of file
+*.wav
+
+# Visual Studio
+visualstudio/.vs/
+visualstudio/Debug/
+visualstudio/Release/
+visualstudio/win.VC.VC.opendb
+visualstudio/win.VC.db
+visualstudio/win/Debug/
+visualstudio/win/Release/
diff --git a/visualstudio/win/win.vcxproj b/visualstudio/win/win.vcxproj
index 106c38f..3bd0db8 100644
--- a/visualstudio/win/win.vcxproj
+++ b/visualstudio/win/win.vcxproj
@@ -91,6 +91,7 @@
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
       <SDLCheck>true</SDLCheck>
+      <AdditionalOptions>-I $(SolutionDir)..\src -I $(SolutionDir)..\tools %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>