diff --git a/src/alternativesmodel.cpp b/src/alternativesmodel.cpp
--- a/src/alternativesmodel.cpp
+++ b/src/alternativesmodel.cpp
@@ -63,7 +63,10 @@
         }
         return false;
     } else if(constraint.contains(QLatin1Char('*'))) {
-        return QRegExp(constraint, Qt::CaseInsensitive, QRegExp::Wildcard).exactMatch(value.toString());
+        const QRegularExpression re(
+                QRegularExpression::anchoredPattern(QRegularExpression::wildcardToRegularExpression(constraint)),
+                QRegularExpression::CaseInsensitiveOption);
+        return re.match(value.toString()).hasMatch();
     } else {
         QMimeDatabase db;
         QMimeType mime = db.mimeTypeForName(value.toString());
diff --git a/src/plugins/phabricator/phabricatorjobs.cpp b/src/plugins/phabricator/phabricatorjobs.cpp
--- a/src/plugins/phabricator/phabricatorjobs.cpp
+++ b/src/plugins/phabricator/phabricatorjobs.cpp
@@ -22,12 +22,13 @@
 #include "debug.h"
 
 #include <QProcess>
+#include <QRegularExpression>
 #include <QStandardPaths>
 #include <QDir>
 // // // // // // // 
 #include <KLocalizedString>
 
-#define COLOURCODES "\u001B[[0-9]*m"
+const char s_colourCodes[] = "\u001B[[0-9]*m";
 
 using namespace Phabricator;
 
@@ -93,25 +94,25 @@
 
 void DifferentialRevision::setErrorString(const QString& msg)
 {
-    QRegExp unwanted(QString::fromUtf8(COLOURCODES));
+    QRegularExpression unwanted(QString::fromUtf8(s_colourCodes));
     m_errorString = msg;
     m_errorString.replace(unwanted, QString());
 }
 
 QString DifferentialRevision::scrubbedResult()
 {
     QString result = QString::fromUtf8(m_arcCmd.readAllStandardOutput());
     // the return string can contain terminal text colour codes: remove them.
-    QRegExp unwanted(QString::fromUtf8(COLOURCODES));
+    QRegularExpression unwanted(QString::fromUtf8(s_colourCodes));
     result.replace(unwanted, QString());
     return result;
 }
 
 QStringList DifferentialRevision::scrubbedResultList()
 {
     QStringList result = QString::fromUtf8(m_arcCmd.readAllStandardOutput()).split(QChar::LineFeed);
     // the return string can contain terminal text colour codes: remove them.
-    QRegExp unwanted(QString::fromUtf8(COLOURCODES));
+    QRegularExpression unwanted(QString::fromUtf8(s_colourCodes));
     result.replaceInStrings(unwanted, QString());
     // remove all (now) empty strings
     result.removeAll(QString());
@@ -234,8 +235,8 @@
         setPercent(99);
         const QStringList reviews = scrubbedResultList();
         qCDebug(PLUGIN_PHABRICATOR) << "arc list returned:" << reviews;
+        const QRegularExpression revIDExpr(QStringLiteral(" D[0-9][0-9]*: "));
         for (auto rev : reviews) {
-            QRegExp revIDExpr(QString::fromUtf8(" D[0-9][0-9]*: "));
             int idStart = rev.indexOf(revIDExpr);
             if (idStart >= 0) {
                 QString revID = rev.mid(idStart+1).split(QString::fromUtf8(": ")).at(0);
diff --git a/src/plugins/reviewboard/quick/reviewboardrc.cpp b/src/plugins/reviewboard/quick/reviewboardrc.cpp
--- a/src/plugins/reviewboard/quick/reviewboardrc.cpp
+++ b/src/plugins/reviewboard/quick/reviewboardrc.cpp
@@ -18,7 +18,7 @@
  */
 
 #include "reviewboardrc.h"
-#include <QRegExp>
+#include <QRegularExpression>
 #include <QFile>
 #include <QHash>
 #include <QTextStream>
@@ -36,18 +36,19 @@
     //The .reviewboardrc files are python files, we'll read and if it doesn't work
     //Well bad luck. See: http://www.reviewboard.org/docs/rbtools/dev/rbt/configuration/
 
-    QRegExp rx(QStringLiteral("([\\w_]+) *= *[\"'](.*)[\"']"));
     QFile f(filePath.toLocalFile());
     if(!f.open(QFile::ReadOnly | QFile::Text)) {
         qWarning() << "couldn't open" << filePath;
         return;
     }
 
+    const QRegularExpression rx(QRegularExpression::anchoredPattern(QStringLiteral("([\\w]+) *= *[\"'](.*)[\"']")));
     QHash<QString, QString> values;
     QTextStream stream(&f);
     for(; !stream.atEnd(); ) {
-        if(rx.exactMatch(stream.readLine())) {
-            values.insert(rx.cap(1), rx.cap(2));
+        QRegularExpressionMatch match = rx.match(stream.readLine());
+        if(match.hasMatch()) {
+            values.insert(match.captured(1), match.captured(2));
         }
     }