diff --git a/src/network/kernel/qnetworkproxy_mac.cpp b/src/network/kernel/qnetworkproxy_mac.cpp
index 67fda24ea6e..4c582bfa715 100644
--- a/src/network/kernel/qnetworkproxy_mac.cpp
+++ b/src/network/kernel/qnetworkproxy_mac.cpp
@@ -45,7 +45,7 @@
 #include <CoreFoundation/CoreFoundation.h>
 #include <SystemConfiguration/SystemConfiguration.h>
 
-#include <QtCore/QRegExp>
+#include <QtCore/QRegularExpression>
 #include <QtCore/QStringList>
 #include <QtCore/QUrl>
 #include <QtCore/qendian.h>
@@ -110,8 +110,9 @@ static bool isHostExcluded(CFDictionaryRef dict, const QString &host)
             return true;        // excluded
         } else {
             // do wildcard matching
-            QRegExp rx(entry, Qt::CaseInsensitive, QRegExp::Wildcard);
-            if (rx.exactMatch(host))
+            QRegularExpression rx(QRegularExpression::wildcardToRegularExpression(entry),
+                                  QRegularExpression::CaseInsensitiveOption);
+            if (rx.match(host).hasMatch())
                 return true;
         }
     }
diff --git a/src/network/kernel/qnetworkproxy_win.cpp b/src/network/kernel/qnetworkproxy_win.cpp
index 56397814b08..dffc0adf8fd 100644
--- a/src/network/kernel/qnetworkproxy_win.cpp
+++ b/src/network/kernel/qnetworkproxy_win.cpp
@@ -43,7 +43,7 @@
 
 #include <qmutex.h>
 #include <qstringlist.h>
-#include <qregexp.h>
+#include <qregularexpression.h>
 #include <qurl.h>
 #include <private/qsystemlibrary_p.h>
 #include <qnetworkinterface.h>
@@ -212,8 +212,9 @@ static bool isBypassed(const QString &host, const QStringList &bypassList)
             return true;        // excluded
         } else {
             // do wildcard matching
-            QRegExp rx(entry, Qt::CaseInsensitive, QRegExp::Wildcard);
-            if (rx.exactMatch(host))
+            QRegularExpression rx(QRegularExpression::wildcardToRegularExpression(entry),
+                                  QRegularExpression::CaseInsensitiveOption);
+            if (rx.match(host).hasMatch())
                 return true;
         }
     }