diff --git a/ide/vs2022/mimalloc-lib.vcxproj b/ide/vs2022/mimalloc-lib.vcxproj
index a0c8101b..c82dbec7 100644
--- a/ide/vs2022/mimalloc-lib.vcxproj
+++ b/ide/vs2022/mimalloc-lib.vcxproj
@@ -299,7 +299,7 @@
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <ConformanceMode>Default</ConformanceMode>
       <AdditionalIncludeDirectories>../../include</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>%(PreprocessorDefinitions);NDEBUG;MI_WIN_USE_FIXED_TLS=1</PreprocessorDefinitions>
+      <PreprocessorDefinitions>%(PreprocessorDefinitions);NDEBUG</PreprocessorDefinitions>
       <AssemblerOutput>AssemblyAndSourceCode</AssemblerOutput>
       <AssemblerListingLocation>$(IntDir)</AssemblerListingLocation>
       <WholeProgramOptimization>false</WholeProgramOptimization>