diff --git a/src/mono/mono/mini/interp/interp-simd.c b/src/mono/mono/mini/interp/interp-simd.c
index 4b3ca913c6e5c0..cd0b83c274553a 100644
--- a/src/mono/mono/mini/interp/interp-simd.c
+++ b/src/mono/mono/mini/interp/interp-simd.c
@@ -32,7 +32,7 @@ interp_v128_i4_all_bits_set (gpointer res)
 static void
 interp_v128_bitcast (gpointer res, gpointer v1)
 {
-	*(v128_i1*)res = *(v128_i1*)v1;
+	memcpy (res, v1, SIZEOF_V128);
 }
 
 // op_Addition