diff --git a/src/network/kernel/qnetworkproxy_libproxy.cpp b/src/network/kernel/qnetworkproxy_libproxy.cpp
index f0b91d6967..1c0e5bdcb2 100644
--- a/src/network/kernel/qnetworkproxy_libproxy.cpp
+++ b/src/network/kernel/qnetworkproxy_libproxy.cpp
@@ -149,7 +149,7 @@ QList<QNetworkProxy> QNetworkProxyFactory::systemProxyForQuery(const QNetworkPro
             url.userName(QUrl::FullyDecoded),
             url.password(QUrl::FullyDecoded));
 
-        if (proxy.capabilities() & requiredCapabilities == requiredCapabilities)
+        if ((proxy.capabilities() & requiredCapabilities) == requiredCapabilities)
             proxyList.append(proxy);
     }