diff --git a/cmake/cpu.cmake b/cmake/cpu.cmake
index bc0dbc9..f9b7327 100644
--- a/cmake/cpu.cmake
+++ b/cmake/cpu.cmake
@@ -48,7 +48,7 @@ if(MSVC AND CMAKE_C_COMPILER_ID STREQUAL "MSVC")
   if(MSVC_VERSION GREATER_EQUAL 1800 AND NOT CMAKE_C_FLAGS MATCHES "/arch:")
     set(SIMD_ENABLE_FLAGS)
   else()
-    set(SIMD_ENABLE_FLAGS "/arch:AVX;/arch:SSE2;;;;")
+    set(SIMD_ENABLE_FLAGS "/arch:SSE2;;;;;")
   endif()
   set(SIMD_DISABLE_FLAGS)
 else()
@@ -97,7 +97,7 @@ foreach(I_SIMD RANGE ${WEBP_SIMD_FLAGS_RANGE})
     set(CMAKE_REQUIRED_FLAGS ${SIMD_COMPILE_FLAG})
     webp_check_compiler_flag(${WEBP_SIMD_FLAG} ${WEBP_ENABLE_SIMD})
   else()
-    if(MSVC AND SIMD_ENABLE_FLAGS)
+    if(MSVC AND NOT (CMAKE_GENERATOR_PLATFORM MATCHES "^ARM"))
       # The detection for SSE2/SSE4 support under MSVC is based on the compiler
       # version so e.g., clang-cl will require flags to enable the assembly.
       list(GET SIMD_ENABLE_FLAGS ${I_SIMD} SIMD_COMPILE_FLAG)