diff --git a/src/plugins/tls/openssl/qsslcontext_openssl_p.h b/src/plugins/tls/openssl/qsslcontext_openssl_p.h
index 64ff45d064b..ccc4cb81e00 100644
--- a/src/plugins/tls/openssl/qsslcontext_openssl_p.h
+++ b/src/plugins/tls/openssl/qsslcontext_openssl_p.h
@@ -81,7 +81,7 @@ private:
     SSL_SESSION *session;
     QByteArray m_sessionASN1;
     int m_sessionTicketLifeTimeHint;
-    QSslError::SslError errorCode;
+    QSslError::SslError errorCode = {};
     QString errorStr;
     QSslConfiguration sslConfiguration;
 #ifndef OPENSSL_NO_NEXTPROTONEG