diff --git a/ArchiSteamFarm/ArchiSteamFarm.csproj b/ArchiSteamFarm/ArchiSteamFarm.csproj
index 1f9a7fece..d40d7a130 100644
--- a/ArchiSteamFarm/ArchiSteamFarm.csproj
+++ b/ArchiSteamFarm/ArchiSteamFarm.csproj
@@ -154,7 +154,7 @@
       mkdir "$(TargetDir)out" "$(TargetDir)out/config"
       cp "$(TargetDir)config/example.xml" "$(TargetDir)out/config"
       cp "$(TargetDir)config/minimal.xml" "$(TargetDir)out/config"
-      mono "$(SolutionDir)tools/ILRepack.exe" /ndebug /internalize /parallel /targetplatform:v4 /wildcards /out:"$(TargetDir)out/ASF.exe" "$(TargetDir)$(TargetName).exe" "$(TargetDir)*.dll"
+      mono -O=all "$(SolutionDir)tools/ILRepack.exe" /ndebug /internalize /parallel /targetplatform:v4 /wildcards /out:"$(TargetDir)out/ASF.exe" "$(TargetDir)$(TargetName).exe" "$(TargetDir)*.dll"
       rm "$(TargetDir)out/ASF.exe.config"
     </PostBuildEvent>
   </PropertyGroup>