diff --git a/windows/ccextractor.vcxproj b/windows/ccextractor.vcxproj
index 12de32bd..561df374 100644
--- a/windows/ccextractor.vcxproj
+++ b/windows/ccextractor.vcxproj
@@ -315,7 +315,7 @@
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <ClCompile>
       <Optimization>Disabled</Optimization>
-      <AdditionalIncludeDirectories>../src/win_spec_incld;../src/gpacmp4;../src/libpng;../src/zlib;../src;../src/lib_ccx;../src/zvbi;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>../src/utf8proc;../src/win_spec_incld;../src/gpacmp4;../src/libpng;../src/zlib;../src;../src/lib_ccx;../src/zvbi;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;_FILE_OFFSET_BITS=64;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
@@ -382,7 +382,7 @@ xcopy /y $(ProjectDir)libs\lib\libtesseract304d.dll $(ProjectDir)$(OutDir)</Comm
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
     <ClCompile>
-      <AdditionalIncludeDirectories>../src/win_spec_incld;../src/lib_ccx;../src/lib_hash;../src/gpacmp4;../src/libpng;../src/zlib;../src/zvbi;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>../src/utf8proc;../src/win_spec_incld;../src/lib_ccx;../src/lib_hash;../src/gpacmp4;../src/libpng;../src/zlib;../src/zvbi;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions>VERSION_FILE_PRESENT;WIN32;NDEBUG;_CONSOLE;_FILE_OFFSET_BITS=64;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <PrecompiledHeader />