diff --git a/project/vs2010_mfc/VBA2010.vcxproj b/project/vs2010_mfc/VBA2010.vcxproj
index 8d1409e7..9af2e2ca 100644
--- a/project/vs2010_mfc/VBA2010.vcxproj
+++ b/project/vs2010_mfc/VBA2010.vcxproj
@@ -43,8 +43,8 @@
     <CodeAnalysisRuleSet Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">AllRules.ruleset</CodeAnalysisRuleSet>
     <CodeAnalysisRules Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" />
     <CodeAnalysisRuleAssemblies Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" />
-    <LibraryPath Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">C:\Program Files (x86)\OpenAL 1.1 SDK\libs\Win32;C:\Program Files (x86)\Microsoft DirectX SDK (June 2010)\Lib\x86;$(LibraryPath)</LibraryPath>
-    <IncludePath Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">C:\Program Files (x86)\OpenAL 1.1 SDK\include;C:\Program Files (x86)\Microsoft DirectX SDK (June 2010)\Include;$(IncludePath)</IncludePath>
+    <LibraryPath Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%programfiles%\OpenAL 1.1 SDK\libs\Win32;$(DXSDK_DIR)\lib\x86;$(LibraryPath)</LibraryPath>
+    <IncludePath Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%programfiles%\OpenAL 1.1 SDK\include;$(DXSDK_DIR)\Include;$(IncludePath)</IncludePath>
     <IncludePath Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%programfiles%\OpenAL 1.1 SDK\include;$(DXSDK_DIR)\Include;$(IncludePath)</IncludePath>
     <LibraryPath Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%programfiles%\OpenAL 1.1 SDK\libs\Win32;$(DXSDK_DIR)\lib\x86;$(LibraryPath)</LibraryPath>
     <OutDir Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">$(ProjectDir)$(Platform)\$(Configuration)\</OutDir>