diff --git a/pcsx2-qt/pcsx2-qt.vcxproj b/pcsx2-qt/pcsx2-qt.vcxproj
index ad1e158716..ee8aa3be43 100644
--- a/pcsx2-qt/pcsx2-qt.vcxproj
+++ b/pcsx2-qt/pcsx2-qt.vcxproj
@@ -49,7 +49,7 @@
       <AdditionalIncludeDirectories>%(AdditionalIncludeDirectories);$(ProjectDir)\Settings;$(ProjectDir)\GameList;$(ProjectDir)\Tools\InputRecording;$(ProjectDir)\Debugger;$(ProjectDir)\Debugger\Models</AdditionalIncludeDirectories>
       <PrecompiledHeader>Use</PrecompiledHeader>
       <PrecompiledHeaderFile>PrecompiledHeader.h</PrecompiledHeaderFile>
-      <PreprocessorDefinitions>LZMA_API_STATIC;BUILD_DX=1;ENABLE_RAINTEGRATION;ENABLE_DISCORD_PRESENCE;ENABLE_OPENGL;ENABLE_VULKAN;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>LZMA_API_STATIC;ENABLE_RAINTEGRATION;ENABLE_DISCORD_PRESENCE;ENABLE_OPENGL;ENABLE_VULKAN;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <PreprocessorDefinitions>QT_NO_EXCEPTIONS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <!-- Current Qt debug builds assert on RTTI. Remove this once we next build Qt. -->
       <RuntimeTypeInfo Condition="$(Configuration.Contains(Clang)) And $(Configuration.Contains(Debug))">true</RuntimeTypeInfo>