diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6b01bda5..96ad9343 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -542,7 +542,6 @@ if (MSVC_FOR_DECOMP)
   # They ensure a recompilation that can be byte/instruction accurate to the original binaries.
   if (ISLE_BUILD_APP)
     target_link_options(isle PRIVATE "/OPT:REF")
-    target_link_options(lego1 PRIVATE "/OPT:REF")
     set_property(TARGET isle ${lego1_targets} PROPERTY MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
   endif()