diff --git a/src/declarative/qml/qdeclarativedirparser.cpp b/src/declarative/qml/qdeclarativedirparser.cpp
index a0eb85ff0..4b3f4152a 100644
--- a/src/declarative/qml/qdeclarativedirparser.cpp
+++ b/src/declarative/qml/qdeclarativedirparser.cpp
@@ -98,12 +98,7 @@ bool QDeclarativeDirParser::parse()
 
     if (_source.isEmpty() && !_filePathSouce.isEmpty()) {
         QFile file(_filePathSouce);
-        if (!QDeclarative_isFileCaseCorrect(_filePathSouce)) {
-            QDeclarativeError error;
-            error.setDescription(QString::fromUtf8("cannot load module \"$$URI$$\": File name case mismatch for \"%1\"").arg(_filePathSouce));
-            _errors.prepend(error);
-            return false;
-        } else if (file.open(QFile::ReadOnly)) {
+        if (file.open(QFile::ReadOnly)) {
             _source = QString::fromUtf8(file.readAll());
         } else {
             QDeclarativeError error;
diff --git a/src/declarative/qml/qdeclarativeengine.cpp b/src/declarative/qml/qdeclarativeengine.cpp
index a2b6c7bb9..a9e15d50f 100644
--- a/src/declarative/qml/qdeclarativeengine.cpp
+++ b/src/declarative/qml/qdeclarativeengine.cpp
@@ -2398,12 +2398,6 @@ const QMetaObject *QDeclarativeEnginePrivate::metaObjectForType(int t) const
     }
 }
 
-bool QDeclarative_isFileCaseCorrect(const QString &fileName)
-{
-    Q_UNUSED(fileName)
-    return true;
-}
-
 QT_END_NAMESPACE
 
 #include "moc_qdeclarativeengine.h"
diff --git a/src/declarative/qml/qdeclarativeglobal_p.h b/src/declarative/qml/qdeclarativeglobal_p.h
index 5f082d21d..51fad3d9e 100644
--- a/src/declarative/qml/qdeclarativeglobal_p.h
+++ b/src/declarative/qml/qdeclarativeglobal_p.h
@@ -61,19 +61,6 @@ struct QDeclarativeGraphics_DerivedObject : public QObject
     }
 };
 
-/*!
-    Returns true if the case of \a fileName is equivalent to the file case of 
-    \a fileName on disk, and false otherwise.
-
-    This is used to ensure that the behavior of QML on a case-insensitive file 
-    system is the same as on a case-sensitive file system.  This function 
-    performs a "best effort" attempt to determine the real case of the file. 
-    It may have false positives (say the case is correct when it isn't), but it
-    should never have a false negative (say the case is incorrect when it is 
-    correct).
-*/
-bool QDeclarative_isFileCaseCorrect(const QString &fileName);
-
 /*!
     Makes the \a object a child of \a parent.  Note that when using this method,
     neither \a parent nor the object's previous parent (if it had one) will
diff --git a/src/declarative/qml/qdeclarativeimport.cpp b/src/declarative/qml/qdeclarativeimport.cpp
index f7400a0e1..9702624a3 100644
--- a/src/declarative/qml/qdeclarativeimport.cpp
+++ b/src/declarative/qml/qdeclarativeimport.cpp
@@ -932,11 +932,6 @@ bool QDeclarativeImportDatabase::importPlugin(const QString &filePath, const QSt
     }
 
     if (!engineInitialized || !typesRegistered) {
-        if (!QDeclarative_isFileCaseCorrect(absoluteFilePath)) {
-            if (errorString) 
-                *errorString = tr("File name case mismatch for \"%1\"").arg(absoluteFilePath);
-            return false;
-        }
         QPluginLoader loader(absoluteFilePath);
 
         if (!loader.load()) {
diff --git a/src/declarative/qml/qdeclarativetypeloader.cpp b/src/declarative/qml/qdeclarativetypeloader.cpp
index 378f273e8..70f232afd 100644
--- a/src/declarative/qml/qdeclarativetypeloader.cpp
+++ b/src/declarative/qml/qdeclarativetypeloader.cpp
@@ -517,13 +517,6 @@ void QDeclarativeDataLoader::load(QDeclarativeDataBlob *blob)
     QString lf = QDeclarativeEnginePrivate::urlToLocalFileOrQrc(blob->m_url);
 
     if (!lf.isEmpty()) {
-        if (!QDeclarative_isFileCaseCorrect(lf)) {
-            QDeclarativeError error;
-            error.setUrl(blob->m_url);
-            error.setDescription(QLatin1String("File name case mismatch"));
-            blob->setError(error);
-            return;
-        }
         QFile file(lf);
         if (file.open(QFile::ReadOnly)) {
             QByteArray data = file.readAll();