diff --git a/src/xrCore/xrCoreStatic.vcxproj b/src/xrCore/xrCoreStatic.vcxproj
index e6fbf0f80fb..e36efbb4904 100644
--- a/src/xrCore/xrCoreStatic.vcxproj
+++ b/src/xrCore/xrCoreStatic.vcxproj
@@ -76,7 +76,7 @@
       <IntrinsicFunctions>false</IntrinsicFunctions>
       <FavorSizeOrSpeed>Neither</FavorSizeOrSpeed>
       <EnableFiberSafeOptimizations>true</EnableFiberSafeOptimizations>
-      <AdditionalIncludeDirectories>$(xrSdkDir)include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>.;$(DXSDK_DIR)Include;$(XRAY_16X_LIBS);$(xrSdkDir)include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions>DEBUG;XRCORE_STATIC;WIN32;_WINDOWS;_USRDLL;XRCORE_EXPORTS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <MinimalRebuild>true</MinimalRebuild>
@@ -128,7 +128,7 @@
       <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
       <OmitFramePointers>false</OmitFramePointers>
       <EnableFiberSafeOptimizations>true</EnableFiberSafeOptimizations>
-      <AdditionalIncludeDirectories>$(xrSdkDir)include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>.;$(DXSDK_DIR)Include;$(XRAY_16X_LIBS);$(xrSdkDir)include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions>XRCORE_STATIC;MIXED;WIN32;NDEBUG;_WINDOWS;_USRDLL;XRCORE_EXPORTS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <MinimalRebuild>true</MinimalRebuild>