diff --git a/cmake/build_helpers.cmake b/cmake/build_helpers.cmake
index 9f9899553..14a4caed1 100644
--- a/cmake/build_helpers.cmake
+++ b/cmake/build_helpers.cmake
@@ -393,8 +393,9 @@ macro(configureCMake)
         if (LD_LLD_PATH)
             set(CMAKE_LINKER ${LD_LLD_PATH})
 
-            if (NOT XCODE)
-                add_compile_options(-fuse-ld=lld)
+            if (NOT XCODE AND NOT MSVC)
+                set(CMAKE_C_FLAGS ${CMAKE_C_FLAGS} -fuse-ld=lld)
+                set(CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS} -fuse-ld=lld)
             endif()
         else ()
             message(WARNING "lld not found, using default linker!")
@@ -627,8 +628,8 @@ macro(setupCompilerFlags target)
     endif()
 
     if (CMAKE_CXX_COMPILER_ID MATCHES "GNU")
-        if (IMHEX_ENABLE_UNITY_BUILD AND WIN32)
-            addCommonFlag("-Wa,mbig-obj" ${target})
+        if (WIN32)
+            target_link_options(${target} PUBLIC "-Wa,mbig-obj")
         endif ()
     endif()