diff --git a/src/libsodium/crypto_generichash/blake2/ref/blake2b-compress-avx2.c b/src/libsodium/crypto_generichash/blake2/ref/blake2b-compress-avx2.c
index e1ca9d27..e489e866 100644
--- a/src/libsodium/crypto_generichash/blake2/ref/blake2b-compress-avx2.c
+++ b/src/libsodium/crypto_generichash/blake2/ref/blake2b-compress-avx2.c
@@ -7,7 +7,7 @@
 #include <string.h>
 
 #if (defined(HAVE_AVX2INTRIN_H) && defined(HAVE_EMMINTRIN_H) && defined(HAVE_TMMINTRIN_H) && defined(HAVE_SMMINTRIN_H)) || \
-    (defined(_MSC_VER) && (defined(_M_X64) || defined(_M_AMD64) || defined(_M_IX86)))
+    (defined(_MSC_VER) && (defined(_M_X64) || defined(_M_AMD64)))
 
 #pragma GCC target("sse2")
 #pragma GCC target("ssse3")
diff --git a/src/libsodium/crypto_generichash/blake2/ref/blake2b-ref.c b/src/libsodium/crypto_generichash/blake2/ref/blake2b-ref.c
index 8b6c7edf..c90e4aef 100644
--- a/src/libsodium/crypto_generichash/blake2/ref/blake2b-ref.c
+++ b/src/libsodium/crypto_generichash/blake2/ref/blake2b-ref.c
@@ -417,7 +417,7 @@ int
 blake2b_pick_best_implementation(void)
 {
 #if (defined(HAVE_AVX2INTRIN_H) && defined(HAVE_TMMINTRIN_H) && defined(HAVE_SMMINTRIN_H)) || \
-    (defined(_MSC_VER) && (defined(_M_X64) || defined(_M_AMD64) || defined(_M_IX86)))
+    (defined(_MSC_VER) && (defined(_M_X64) || defined(_M_AMD64)))
   if (sodium_runtime_has_avx2()) {
     blake2b_compress = blake2b_compress_avx2;
     return 0;