diff --git a/scriptengines/javascript/common/scriptenv.cpp b/scriptengines/javascript/common/scriptenv.cpp
index 51b2a0ec7..c53f1138e 100644
--- a/scriptengines/javascript/common/scriptenv.cpp
+++ b/scriptengines/javascript/common/scriptenv.cpp
@@ -473,7 +473,7 @@ QScriptValue ScriptEnv::registerAddon(QScriptContext *context, QScriptEngine *en
             QScriptValue obj = func.construct();
             obj.setProperty("__plasma_package",
                             context->parentContext()->activationObject().property("__plasma_package"),
-                            QScriptValue::ReadOnly|
+                            QScriptValue::ReadOnly |
                             QScriptValue::Undeletable |
                             QScriptValue::SkipInEnumeration);
 
diff --git a/scriptengines/javascript/dataengine/javascriptdataengine.cpp b/scriptengines/javascript/dataengine/javascriptdataengine.cpp
index 63a393739..6dd9ff667 100644
--- a/scriptengines/javascript/dataengine/javascriptdataengine.cpp
+++ b/scriptengines/javascript/dataengine/javascriptdataengine.cpp
@@ -313,7 +313,7 @@ Plasma::Service *JavaScriptDataEngine::serviceForSource(const QString &source)
 QString JavaScriptDataEngine::filePath(const char *type, const QString &file) const
 {
     const QString path = m_env->filePathFromScriptContext(type, file);
-    if (path.isEmpty()) {
+    if (!path.isEmpty()) {
         return path;
     }
 
diff --git a/scriptengines/javascript/runner/javascriptrunner.cpp b/scriptengines/javascript/runner/javascriptrunner.cpp
index 6c6f1b669..35f811a1b 100644
--- a/scriptengines/javascript/runner/javascriptrunner.cpp
+++ b/scriptengines/javascript/runner/javascriptrunner.cpp
@@ -150,7 +150,7 @@ void JavaScriptRunner::reportError(ScriptEnv *env, bool fatal)
 QString JavaScriptRunner::filePath(const char *type, const QString &file) const
 {
     const QString path = m_env->filePathFromScriptContext(type, file);
-    if (path.isEmpty()) {
+    if (!path.isEmpty()) {
         return path;
     }