diff --git a/src/unlocker/ssl.cpp b/src/unlocker/ssl.cpp
index b337c33..7c457bc 100644
--- a/src/unlocker/ssl.cpp
+++ b/src/unlocker/ssl.cpp
@@ -145,7 +145,7 @@ bool CertManager::generateCA()
     X509_gmtime_adj(X509_get_notBefore(cert.get()), 0);
     X509_gmtime_adj(X509_get_notAfter(cert.get()), 31536000L); // 1 year
 
-    X509_NAME* subjName = X509_get_subject_name(cert.get());
+    X509_name_st* subjName = X509_get_subject_name(cert.get());
     std::string randomCN = utils::randomizeString(16);
     X509_NAME_add_entry_by_txt(subjName, "CN", MBSTRING_ASC, (unsigned char*)randomCN.c_str(), -1, -1, 0);
     X509_set_issuer_name(cert.get(), subjName);
@@ -198,7 +198,7 @@ SSL_CTX* CertManager::createHostContext(const std::string& host)
     X509_gmtime_adj(X509_get_notBefore(cert.get()), 0);
     X509_gmtime_adj(X509_get_notAfter(cert.get()), 31536000L);
 
-    X509_NAME* subjName = X509_get_subject_name(cert.get());
+    X509_name_st* subjName = X509_get_subject_name(cert.get());
     X509_NAME_add_entry_by_txt(subjName, "CN", MBSTRING_ASC, (unsigned char*)host.c_str(), -1, -1, 0);
     X509_set_issuer_name(cert.get(), X509_get_subject_name(_caCert));
     X509_set_pubkey(cert.get(), _sessionPkey);
diff --git a/src/unlocker/ssl.h b/src/unlocker/ssl.h
index d12fe69..ba85c2f 100644
--- a/src/unlocker/ssl.h
+++ b/src/unlocker/ssl.h
@@ -5,6 +5,7 @@
 #include <mutex>
 
 struct x509_st;
+struct X509_name_st;
 struct ssl_st;
 struct ssl_ctx_st;
 struct evp_pkey_st;