diff --git a/aegisub/build/Aegisub/Aegisub.vcxproj b/aegisub/build/Aegisub/Aegisub.vcxproj
index 92cdb95b1..f1176bded 100644
--- a/aegisub/build/Aegisub/Aegisub.vcxproj
+++ b/aegisub/build/Aegisub/Aegisub.vcxproj
@@ -56,6 +56,7 @@
Use
agi_pre.h
agi_pre.h
+ /Zm150 %(AdditionalOptions)