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
@@ -35,7 +35,9 @@
 
 #include <KLocalizedString>
 
-#define COLOURCODES "\u001B\[[0-9]*m"
+namespace {
+QString COLORCODES() { return QStringLiteral("\u001B\\[[0-9]*m"); }
+}
 
 using namespace Phabricator;
 
@@ -101,25 +103,25 @@
 
 void DifferentialRevision::setErrorString(const QString& msg)
 {
-    QRegExp unwanted(QString::fromUtf8(COLOURCODES));
+    QRegExp unwanted(COLORCODES());
     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));
+    QRegExp unwanted(COLORCODES());
     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));
+    QRegExp unwanted(COLORCODES());
     result.replaceInStrings(unwanted, QString());
     // remove all (now) empty strings
     result.removeAll(QString());