diff --git a/runners/calculator/CMakeLists.txt b/runners/calculator/CMakeLists.txt
--- a/runners/calculator/CMakeLists.txt
+++ b/runners/calculator/CMakeLists.txt
@@ -33,16 +33,15 @@
                           KF5::Runner
                           KF5::I18n
                           Qt5::Network
-                          Qt5::Script
                           Qt5::Widgets
     )
 else ()
     add_library(krunner_calculatorrunner MODULE ${krunner_calculatorrunner_SRCS})
     target_link_libraries(krunner_calculatorrunner
                           KF5::Runner
                           KF5::I18n
                           Qt5::Gui
-                          Qt5::Script
+                          Qt5::Qml
     )
 endif ()
 
diff --git a/runners/calculator/calculatorrunner.cpp b/runners/calculator/calculatorrunner.cpp
--- a/runners/calculator/calculatorrunner.cpp
+++ b/runners/calculator/calculatorrunner.cpp
@@ -24,7 +24,7 @@
 #ifdef ENABLE_QALCULATE
 #include "qalculate_engine.h"
 #else
-#include <QScriptEngine>
+#include <QJSEngine>
 #include <QGuiApplication>
 #include <QClipboard>
 #endif
@@ -292,8 +292,8 @@
     return result.replace('.', QLocale().decimalPoint(), Qt::CaseInsensitive);
     #else
     //qDebug() << "calculating" << term;
-    QScriptEngine eng;
-    QScriptValue result = eng.evaluate(" var result ="+term+"; result");
+    QJSEngine eng;
+    QJSValue result = eng.evaluate(QStringLiteral("var result = %1; result").arg(term));
 
     if (result.isError()) {
         return QString();