diff --git a/src/libs/qmljs/qmljscheck.cpp b/src/libs/qmljs/qmljscheck.cpp
index e3afa87f5f9d7a66b8873c52eb113a07a7f562f7..b5eeb9fa70cb55a28c12ad1cd3c0915a44198cab 100644
--- a/src/libs/qmljs/qmljscheck.cpp
+++ b/src/libs/qmljs/qmljscheck.cpp
@@ -631,10 +631,10 @@ void Check::endVisit(UiObjectInitializer *)
     m_propertyStack.pop();
     m_typeStack.pop();
     UiObjectDefinition *objectDenition = cast<UiObjectDefinition *>(parent());
-    if (objectDenition && objectDenition->qualifiedTypeNameId->name == "Component")
+    if (objectDenition && objectDenition->qualifiedTypeNameId->name == QLatin1String("Component"))
         m_idStack.pop();
     UiObjectBinding *objectBinding = cast<UiObjectBinding *>(parent());
-    if (objectBinding && objectBinding->qualifiedTypeNameId->name == "Component")
+    if (objectBinding && objectBinding->qualifiedTypeNameId->name == QLatin1String("Component"))
         m_idStack.pop();
 }
 
diff --git a/src/libs/qmljs/qmljscodeformatter.cpp b/src/libs/qmljs/qmljscodeformatter.cpp
index 9f65c9afd3be88900ed5503dc99c87dd22617c57..813d5610456e43588a7bbee9ef0263ade2c21d12 100644
--- a/src/libs/qmljs/qmljscodeformatter.cpp
+++ b/src/libs/qmljs/qmljscodeformatter.cpp
@@ -927,17 +927,17 @@ CodeFormatter::TokenKind CodeFormatter::extendedTokenKind(const QmlJS::Token &to
     QStringRef text = m_currentLine.midRef(token.begin(), token.length);
 
     if (kind == Identifier) {
-        if (text == "as")
+        if (text == QLatin1String("as"))
             return As;
-        if (text == "import")
+        if (text == QLatin1String("import"))
             return Import;
-        if (text == "signal")
+        if (text == QLatin1String("signal"))
             return Signal;
-        if (text == "property")
+        if (text == QLatin1String("property"))
             return Property;
-        if (text == "on")
+        if (text == QLatin1String("on"))
             return On;
-        if (text == "list")
+        if (text == QLatin1String("list"))
             return List;
     } else if (kind == Keyword) {
         const char char1 = text.at(0).toLatin1();
@@ -998,11 +998,11 @@ CodeFormatter::TokenKind CodeFormatter::extendedTokenKind(const QmlJS::Token &to
             return Break;
         }
     } else if (kind == Delimiter) {
-        if (text == "?")
+        if (text == QLatin1String("?"))
             return Question;
-        else if (text == "++")
+        else if (text == QLatin1String("++"))
             return PlusPlus;
-        else if (text == "--")
+        else if (text == QLatin1String("--"))
             return MinusMinus;
     }