diff --git a/src/corelib/io/qresource.cpp b/src/corelib/io/qresource.cpp
index 8c1bfc8c48f..564a3e5f51f 100644
--- a/src/corelib/io/qresource.cpp
+++ b/src/corelib/io/qresource.cpp
@@ -1288,7 +1288,6 @@ bool QResourceFileEngine::close()
 {
     Q_D(QResourceFileEngine);
     d->offset = 0;
-    d->uncompressed.clear();
     return true;
 }
 
diff --git a/tests/auto/corelib/io/qresourceengine/tst_qresourceengine.cpp b/tests/auto/corelib/io/qresourceengine/tst_qresourceengine.cpp
index 6461e6274f6..0b50c391b87 100644
--- a/tests/auto/corelib/io/qresourceengine/tst_qresourceengine.cpp
+++ b/tests/auto/corelib/io/qresourceengine/tst_qresourceengine.cpp
@@ -410,6 +410,10 @@ void tst_QResourceEngine::checkStructure()
         QVERIFY2(ptr, qPrintable(file.errorString()));
         QByteArray ba = QByteArray::fromRawData(reinterpret_cast<const char *>(ptr), file.size());
         QCOMPARE(ba, contents);
+
+        // check that it is still valid after closing the file
+        file.close();
+        QCOMPARE(ba, contents);
     }
     QLocale::setDefault(QLocale::system());
 }