diff --git a/src/libsodium/crypto_generichash/blake2/ref/blake2b-compress-ssse3.c b/src/libsodium/crypto_generichash/blake2/ref/blake2b-compress-ssse3.c
index 775cac11..a10f5c7e 100644
--- a/src/libsodium/crypto_generichash/blake2/ref/blake2b-compress-ssse3.c
+++ b/src/libsodium/crypto_generichash/blake2/ref/blake2b-compress-ssse3.c
@@ -5,7 +5,7 @@
 #include <string.h>
 
 #if (defined(HAVE_EMMINTRIN_H) && defined(HAVE_TMMINTRIN_H)) || \
-    (defined(_MSC_VER) && (defined(_M_X64) || defined(_M_AMD64)))
+    (defined(_MSC_VER) && (defined(_M_X64) || defined(_M_AMD64) || defined(_M_IX86)))
 
 #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 19bb19a8..656c0e93 100644
--- a/src/libsodium/crypto_generichash/blake2/ref/blake2b-ref.c
+++ b/src/libsodium/crypto_generichash/blake2/ref/blake2b-ref.c
@@ -415,7 +415,7 @@ blake2b_pick_best_implementation(void)
   }
 #endif
 #if (defined(HAVE_EMMINTRIN_H) && defined(HAVE_TMMINTRIN_H)) || \
-    (defined(_MSC_VER) && (defined(_M_X64) || defined(_M_AMD64)))
+    (defined(_MSC_VER) && (defined(_M_X64) || defined(_M_AMD64) || defined(_M_IX86)))
   if (sodium_runtime_has_ssse3()) {
     blake2b_compress = blake2b_compress_ssse3;
     return 0;