diff --git a/language/pl0/pl0.vcxproj b/language/pl0/pl0.vcxproj
index c746807..48be9c9 100644
--- a/language/pl0/pl0.vcxproj
+++ b/language/pl0/pl0.vcxproj
@@ -59,7 +59,7 @@
       <WarningLevel>Level3</WarningLevel>
       <Optimization>Disabled</Optimization>
       <PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <AdditionalIncludeDirectories>..</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>../..</AdditionalIncludeDirectories>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
@@ -76,7 +76,7 @@
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
       <PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <AdditionalIncludeDirectories>..</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>../..</AdditionalIncludeDirectories>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>