diff --git a/msvc/interpreter.vcxproj b/msvc/interpreter.vcxproj
index c66cfa2..7a31718 100644
--- a/msvc/interpreter.vcxproj
+++ b/msvc/interpreter.vcxproj
@@ -109,6 +109,7 @@
       <PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <ConformanceMode>true</ConformanceMode>
       <LanguageStandard_C>stdc17</LanguageStandard_C>
+      <Optimization>MinSpace</Optimization>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
@@ -141,6 +142,7 @@
       <PreprocessorDefinitions>NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <ConformanceMode>true</ConformanceMode>
       <LanguageStandard_C>stdc17</LanguageStandard_C>
+      <Optimization>MinSpace</Optimization>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>