diff --git a/src/libsodium/include/sodium/crypto_pwhash_argon2i.h b/src/libsodium/include/sodium/crypto_pwhash_argon2i.h
index 53e09f93..6a6f155c 100644
--- a/src/libsodium/include/sodium/crypto_pwhash_argon2i.h
+++ b/src/libsodium/include/sodium/crypto_pwhash_argon2i.h
@@ -28,7 +28,7 @@ const char *crypto_pwhash_argon2i_strprefix(void);
 SODIUM_EXPORT
 size_t crypto_pwhash_argon2i_opslimit_interactive(void);
 
-#define crypto_pwhash_argon2i_MEMLIMIT_INTERACTIVE 16777216ULL
+#define crypto_pwhash_argon2i_MEMLIMIT_INTERACTIVE 33554432ULL
 SODIUM_EXPORT
 size_t crypto_pwhash_argon2i_memlimit_interactive(void);