diff --git a/aegisub/build/aegisub_vs2008/compiler_options.vsprops b/aegisub/build/aegisub_vs2008/compiler_options.vsprops
index c43fc831b..54e00f515 100644
--- a/aegisub/build/aegisub_vs2008/compiler_options.vsprops
+++ b/aegisub/build/aegisub_vs2008/compiler_options.vsprops
@@ -7,7 +7,11 @@
 	<Tool
 		Name="VCCLCompilerTool"
 		AdditionalOptions="/Zm130"
+		Optimization="3"
 		EnableIntrinsicFunctions="true"
+		FavorSizeOrSpeed="2"
+		WholeProgramOptimization="true"
+		StringPooling="true"
 		RuntimeLibrary="2"
 		OpenMP="true"
 		WarningLevel="3"
@@ -21,6 +25,9 @@
 		GenerateDebugInformation="true"
 		SubSystem="2"
 		LargeAddressAware="2"
+		OptimizeReferences="2"
+		EnableCOMDATFolding="2"
+		LinkTimeCodeGeneration="1"
 		DataExecutionPrevention="2"
 	/>
 </VisualStudioPropertySheet>