diff --git a/src/libsodium/include/sodium/crypto_pwhash_argon2i.h b/src/libsodium/include/sodium/crypto_pwhash_argon2i.h
index e8395070..53e09f93 100644
--- a/src/libsodium/include/sodium/crypto_pwhash_argon2i.h
+++ b/src/libsodium/include/sodium/crypto_pwhash_argon2i.h
@@ -16,7 +16,7 @@ extern "C" {
 SODIUM_EXPORT
 size_t crypto_pwhash_argon2i_saltbytes(void);
 
-#define crypto_pwhash_argon2i_STRBYTES 116U
+#define crypto_pwhash_argon2i_STRBYTES 128U
 SODIUM_EXPORT
 size_t crypto_pwhash_argon2i_strbytes(void);