diff --git a/ui/src/main/java/com/wireguard/android/activity/LogViewerActivity.kt b/ui/src/main/java/com/wireguard/android/activity/LogViewerActivity.kt
index 69e33bc9..5d81087d 100644
--- a/ui/src/main/java/com/wireguard/android/activity/LogViewerActivity.kt
+++ b/ui/src/main/java/com/wireguard/android/activity/LogViewerActivity.kt
@@ -353,7 +353,7 @@ class LogViewerActivity : AppCompatActivity() {
         override fun query(uri: Uri, projection: Array<out String>?, selection: String?, selectionArgs: Array<out String>?, sortOrder: String?): Cursor? =
             logForUri(uri)?.let {
                 val m = MatrixCursor(arrayOf(android.provider.OpenableColumns.DISPLAY_NAME, android.provider.OpenableColumns.SIZE), 1)
-                m.addRow(arrayOf("wireguard-log.txt", it.size.toLong()))
+                m.addRow(arrayOf<Any>("wireguard-log.txt", it.size.toLong()))
                 m
             }