diff --git a/src/libs/utils/mimetypes2/mimeprovider_p.h b/src/libs/utils/mimetypes2/mimeprovider_p.h
index 87a28f232a5..c6bd81e8030 100644
--- a/src/libs/utils/mimetypes2/mimeprovider_p.h
+++ b/src/libs/utils/mimetypes2/mimeprovider_p.h
@@ -28,6 +28,8 @@ class MimeMagicRuleMatcher;
 
 class MimeProviderBase
 {
+    Q_DISABLE_COPY(MimeProviderBase)
+
 public:
     MimeProviderBase(MimeDatabasePrivate *db, const QString &directory);
     virtual ~MimeProviderBase() {}