diff --git a/autotests/ecmatest.cpp b/autotests/ecmatest.cpp
--- a/autotests/ecmatest.cpp
+++ b/autotests/ecmatest.cpp
@@ -190,7 +190,7 @@
             QWARN(errmsg.constData());
         } else {
             expectedBroken = QString::fromLatin1(brokenF.readAll().constData()).split(QLatin1Char('\n'))
-                             .filter(QRegExp("^[^#].*"));
+                             .filter(QRegularExpression(QStringLiteral("^[^#].*")));
         }
     }
 
diff --git a/autotests/kjsapitest.cpp b/autotests/kjsapitest.cpp
--- a/autotests/kjsapitest.cpp
+++ b/autotests/kjsapitest.cpp
@@ -26,6 +26,8 @@
 
 #include "qtest.h"
 
+#include <QRegularExpression>
+
 class KJSApiTest : public QObject
 {
     Q_OBJECT
@@ -123,8 +125,8 @@
     QVERIFY(!norm.isEmpty());
     QStringList lines = norm.split('\n');
     QVERIFY(lines.size() >= 2); // ### imprecise
-    int fooLine = lines.indexOf(QRegExp(" *foo\\(\\);"));
-    int barLine = lines.indexOf(QRegExp(" *bar\\(\\);"));
+    int fooLine = lines.indexOf(QRegularExpression(QStringLiteral(" *foo\\(\\);")));
+    int barLine = lines.indexOf(QRegularExpression(QStringLiteral(" *bar\\(\\);")));
     QVERIFY(fooLine >= 0);
     QVERIFY(barLine > fooLine);
 }