diff --git a/src/libinputactions/config/ConfigIssue.cpp b/src/libinputactions/config/ConfigIssue.cpp
index 9888b03..5158525 100644
--- a/src/libinputactions/config/ConfigIssue.cpp
+++ b/src/libinputactions/config/ConfigIssue.cpp
@@ -187,7 +187,7 @@ QString UnusedPropertyConfigIssue::message() const
 
 UncaughtScriptErrorConfigIssue::UncaughtScriptErrorConfigIssue(const Node *node, QJSValue error)
     : ConfigIssue(node)
-    , m_message(g_scriptingEngine->errorToString(error))
+    , m_message(ScriptingEngine::errorToString(error))
 {
 }
 
@@ -209,7 +209,7 @@ QString MissingRequiredPropertyConfigException::message() const
 
 UncaughtScriptErrorConfigException::UncaughtScriptErrorConfigException(const Node *node, QJSValue error)
     : ConfigException(node)
-    , m_message(g_scriptingEngine->errorToString(error))
+    , m_message(ScriptingEngine::errorToString(error))
 {
 }
 
diff --git a/src/libinputactions/config/ConfigLoader.cpp b/src/libinputactions/config/ConfigLoader.cpp
index 2c12ddc..3479df6 100644
--- a/src/libinputactions/config/ConfigLoader.cpp
+++ b/src/libinputactions/config/ConfigLoader.cpp
@@ -154,8 +154,8 @@ ConfigData ConfigLoader::createConfig(const QString &raw)
                     }
 
                     const auto rootDirectory = file.dir().absolutePath();
-                    const auto defaultFuncResult = g_scriptingEngine->call(defaultFunc,
-                                                                           {g_scriptingEngine->ensureEngine().newQObject(new Script(rootDirectory))});
+                    const auto defaultFuncResult = ScriptingEngine::call(defaultFunc,
+                                                                         {g_scriptingEngine->ensureEngine().newQObject(new Script(rootDirectory))});
                     if (defaultFuncResult.isError()) {
                         throw UncaughtScriptErrorConfigException(fileNode, defaultFuncResult);
                     }
diff --git a/src/libinputactions/scripting/JSFunctionAction.cpp b/src/libinputactions/scripting/JSFunctionAction.cpp
index a40943f..f3d1167 100644
--- a/src/libinputactions/scripting/JSFunctionAction.cpp
+++ b/src/libinputactions/scripting/JSFunctionAction.cpp
@@ -32,7 +32,7 @@ JSFunctionAction::JSFunctionAction(QJSValue function, std::shared_ptr<const Node
 
 void JSFunctionAction::doExecute(const ActionExecutionArguments &args)
 {
-    const auto result = g_scriptingEngine->call(m_function);
+    const auto result = ScriptingEngine::call(m_function);
     if (result.isError() && m_sourceNode) {
         g_configIssueManager->addIssue(UncaughtScriptErrorConfigIssue(m_sourceNode.get(), result));
     }
diff --git a/src/libinputactions/scripting/JSFunctionCondition.cpp b/src/libinputactions/scripting/JSFunctionCondition.cpp
index 459967a..684c15a 100644
--- a/src/libinputactions/scripting/JSFunctionCondition.cpp
+++ b/src/libinputactions/scripting/JSFunctionCondition.cpp
@@ -32,7 +32,7 @@ JSFunctionCondition::JSFunctionCondition(QJSValue function, std::shared_ptr<cons
 
 bool JSFunctionCondition::doEvaluate(const ConditionEvaluationArguments &arguments)
 {
-    const auto result = g_scriptingEngine->call(m_function);
+    const auto result = ScriptingEngine::call(m_function);
     if (result.isError() && m_sourceNode) {
         g_configIssueManager->addIssue(UncaughtScriptErrorConfigIssue(m_sourceNode.get(), result));
         return false;
diff --git a/src/libinputactions/scripting/Promise.cpp b/src/libinputactions/scripting/Promise.cpp
index 9983939..1399771 100644
--- a/src/libinputactions/scripting/Promise.cpp
+++ b/src/libinputactions/scripting/Promise.cpp
@@ -35,7 +35,7 @@ void Promise::fulfill() const
         QThreadHelpers::mainThread(),
         [this]() {
             if (m_fulfill.isCallable()) {
-                m_engine->call(m_fulfill);
+                ScriptingEngine::call(m_fulfill);
             }
         },
         true);
@@ -54,7 +54,7 @@ void Promise::reject(const QString &errorMessage) const
 void Promise::reject(const QJSValue &error) const
 {
     if (m_reject.isCallable()) {
-        m_engine->call(m_reject, {error});
+        ScriptingEngine::call(m_reject, {error});
     }
 }
 
diff --git a/src/libinputactions/scripting/Promise.h b/src/libinputactions/scripting/Promise.h
index c983ec5..de068f0 100644
--- a/src/libinputactions/scripting/Promise.h
+++ b/src/libinputactions/scripting/Promise.h
@@ -55,7 +55,7 @@ class Promise
             QThreadHelpers::mainThread(),
             [this, value = std::move(value)]() {
                 if (m_fulfill.isCallable()) {
-                    m_engine->call(m_fulfill, {m_engine->ensureEngine().toScriptValue(value)});
+                    ScriptingEngine::call(m_fulfill, {m_engine->ensureEngine().toScriptValue(value)});
                 }
             },
             true);
diff --git a/src/libinputactions/scripting/ScriptingEngine.cpp b/src/libinputactions/scripting/ScriptingEngine.cpp
index e5cf46b..b716c46 100644
--- a/src/libinputactions/scripting/ScriptingEngine.cpp
+++ b/src/libinputactions/scripting/ScriptingEngine.cpp
@@ -194,7 +194,7 @@ QJSValue ScriptingEngine::importModule(const QString &fileName)
     return result;
 }
 
-QJSValue ScriptingEngine::call(const QJSValue &function, const QJSValueList &args) const
+QJSValue ScriptingEngine::call(const QJSValue &function, const QJSValueList &args)
 {
     const auto result = function.call(args);
     if (result.isError()) {
@@ -204,7 +204,7 @@ QJSValue ScriptingEngine::call(const QJSValue &function, const QJSValueList &arg
     return result;
 }
 
-QString ScriptingEngine::errorToString(const QJSValue &error) const
+QString ScriptingEngine::errorToString(const QJSValue &error)
 {
     const auto name = error.property("name").toString();
     const auto message = error.property("message").toString();
@@ -218,7 +218,7 @@ QString ScriptingEngine::errorToString(const QJSValue &error) const
     return QString("%1: %2\nFile: %3\nLine: %4\nStack:\n%5\n").arg(name, message, file, QString::number(lineNumber), QStringHelpers::indented(stack, 4));
 }
 
-void ScriptingEngine::logError(const QJSValue &error) const
+void ScriptingEngine::logError(const QJSValue &error)
 {
     qCCritical(INPUTACTIONS_SCRIPTING).nospace().noquote() << "Uncaught script error\n" << errorToString(error);
 }
diff --git a/src/libinputactions/scripting/ScriptingEngine.h b/src/libinputactions/scripting/ScriptingEngine.h
index 1716c58..106a2b1 100644
--- a/src/libinputactions/scripting/ScriptingEngine.h
+++ b/src/libinputactions/scripting/ScriptingEngine.h
@@ -61,14 +61,6 @@ class ScriptingEngine : public QObject
      */
     QJSValue importModule(const QString &fileName);
 
-    /**
-     * Same as QJSValue::call but with error logging.
-     */
-    QJSValue call(const QJSValue &function, const QJSValueList &args = {}) const;
-
-    QString errorToString(const QJSValue &error) const;
-    void logError(const QJSValue &error) const;
-
     template<typename TReturn, typename... TArgs, typename TFunction>
     QJSValue newFunction(TFunction &&function)
     {
@@ -91,6 +83,14 @@ class ScriptingEngine : public QObject
      */
     QJSEngine &ensureEngine();
 
+    /**
+     * Same as QJSValue::call but with error logging.
+     */
+    static QJSValue call(const QJSValue &function, const QJSValueList &args = {});
+
+    static QString errorToString(const QJSValue &error);
+    static void logError(const QJSValue &error);
+
     static inline bool disabled = false; // temporary
 
 private slots:
diff --git a/src/libinputactions/scripting/modules/core/VariableRegistryWrapper.cpp b/src/libinputactions/scripting/modules/core/VariableRegistryWrapper.cpp
index 80553b3..f928f4d 100644
--- a/src/libinputactions/scripting/modules/core/VariableRegistryWrapper.cpp
+++ b/src/libinputactions/scripting/modules/core/VariableRegistryWrapper.cpp
@@ -80,7 +80,7 @@ VariableWrapper *VariableRegistryWrapper::registerComputedVariable(const QString
     }
 
     const auto getterWrapper = [this, name, type, getter = std::move(getter)](QVariant &value) {
-        const auto returnedValue = m_engine.call(getter);
+        const auto returnedValue = ScriptingEngine::call(getter);
         const auto variant = jsValueToVariant(returnedValue, type);
 
         if (!variant) {