--- a/source/decoder/uavs3d.c
+++ b/source/decoder/uavs3d.c
@@ -1083,11 +1083,6 @@
     uavs3d_funs_init_arm64();
 #elif defined(ENABLE_FUNCTION_ARM32)
     uavs3d_funs_init_armv7();
-#elif defined(ENABLE_FUNCTION_X86)
-    uavs3d_funs_init_sse();
-    if (uavs3d_simd_avx_level(NULL) >= 2) {
-        uavs3d_funs_init_avx2();
-    }
 #endif
 
     ctx->dec_cfg.frm_threads = COM_CLIP3(1, 32, ctx->dec_cfg.frm_threads);