diff --git a/src/filemetadataprovider.cpp b/src/filemetadataprovider.cpp
--- a/src/filemetadataprovider.cpp
+++ b/src/filemetadataprovider.cpp
@@ -313,13 +313,13 @@
         insertEditableData();
 
         IndexedDataRetriever *ret = new IndexedDataRetriever(filePath, this);
-        connect(ret, SIGNAL(finished(KJob*)), this, SLOT(slotLoadingFinished(KJob*)));
+        connect(ret, &IndexedDataRetriever::finished, this, &FileMetaDataProvider::slotLoadingFinished);
         ret->start();
 
     // Fully indexed by Baloo
     } else {
-        FileFetchJob* job = new FileFetchJob(QStringList() << filePath, this);
-        connect(job, SIGNAL(finished(KJob*)), this, SLOT(slotFileFetchFinished(KJob*)));
+        FileFetchJob* job = new FileFetchJob(QStringList{filePath}, this);
+        connect(job, &FileFetchJob::finished, this, &FileMetaDataProvider::slotFileFetchFinished);
         job->start();
     }
 }
@@ -345,7 +345,7 @@
     if (!urls.isEmpty()) {
 
         FileFetchJob* job = new FileFetchJob(urls, this);
-        connect(job, SIGNAL(finished(KJob*)), this, SLOT(slotFileFetchFinished(KJob*)));
+        connect(job, &FileFetchJob::finished, this, &FileMetaDataProvider::slotFileFetchFinished);
         job->start();
     } else {
         emit loadingFinished();
diff --git a/src/filemetadatawidget.cpp b/src/filemetadatawidget.cpp
--- a/src/filemetadatawidget.cpp
+++ b/src/filemetadatawidget.cpp
@@ -98,7 +98,7 @@
     // TODO: If KFileMetaDataProvider might get a public class in future KDE releases,
     // the following code should be moved into KFileMetaDataWidget::setModel():
     m_provider = new FileMetaDataProvider(q);
-    connect(m_provider, SIGNAL(loadingFinished()), q, SLOT(slotLoadingFinished()));
+    connect(m_provider, &FileMetaDataProvider::loadingFinished, q, [this](){ slotLoadingFinished(); });
 }
 
 FileMetaDataWidget::Private::~Private()