diff --git a/plugins/libarchive/libarchiveplugin.cpp b/plugins/libarchive/libarchiveplugin.cpp
--- a/plugins/libarchive/libarchiveplugin.cpp
+++ b/plugins/libarchive/libarchiveplugin.cpp
@@ -458,7 +458,7 @@
 
     const mode_t mode = archive_entry_mode(aentry);
     if (mode != 0) {
-        e->setProperty("permissions", QString::number(mode));
+        e->setProperty("permissions", QString::number(mode, 8));
     }
     e->setProperty("isExecutable", mode & (S_IXUSR | S_IXGRP | S_IXOTH));