diff --git a/src/framework/util/crypt.cpp b/src/framework/util/crypt.cpp
index 173c64d4..b72b653a 100644
--- a/src/framework/util/crypt.cpp
+++ b/src/framework/util/crypt.cpp
@@ -267,7 +267,7 @@ void Crypt::rsaSetPrivateKey(const std::string& p, const std::string& q, const s
     mpz_set_str(m_d, d.c_str(), 10);
 
     // n = p * q
-    mpz_mul(n, p, q);
+    mpz_mul(m_n, m_p, m_q);
 #else
 #if OPENSSL_VERSION_NUMBER < 0x10100005L
     BN_dec2bn(&m_rsa->p, p.c_str());