diff --git a/kdevplatform/project/filemanagerlistjob.cpp b/kdevplatform/project/filemanagerlistjob.cpp
--- a/kdevplatform/project/filemanagerlistjob.cpp
+++ b/kdevplatform/project/filemanagerlistjob.cpp
@@ -24,7 +24,9 @@
 
 #include "path.h"
 #include "debug.h"
-
+// KF
+#include <kio_version.h>
+// Qt
 #include <QtConcurrentRun>
 #include <QDir>
 
@@ -98,12 +100,24 @@
             KIO::UDSEntryList results;
             std::transform(entries.begin(), entries.end(), std::back_inserter(results), [] (const QFileInfo& info) -> KIO::UDSEntry {
                 KIO::UDSEntry entry;
+#if KIO_VERSION < QT_VERSION_CHECK(5,48,0)
                 entry.insert(KIO::UDSEntry::UDS_NAME, info.fileName());
+#else
+                entry.fastInsert(KIO::UDSEntry::UDS_NAME, info.fileName());
+#endif
                 if (info.isDir()) {
+#if KIO_VERSION < QT_VERSION_CHECK(5,48,0)
                     entry.insert(KIO::UDSEntry::UDS_FILE_TYPE, QT_STAT_DIR);
+#else
+                    entry.fastInsert(KIO::UDSEntry::UDS_FILE_TYPE, QT_STAT_DIR);
+#endif
                 }
                 if (info.isSymLink()) {
+#if KIO_VERSION < QT_VERSION_CHECK(5,48,0)
                     entry.insert(KIO::UDSEntry::UDS_LINK_DEST, info.symLinkTarget());
+#else
+                    entry.fastInsert(KIO::UDSEntry::UDS_LINK_DEST, info.symLinkTarget());
+#endif
                 }
                 return entry;
             });