diff --git a/Ghidra/Framework/Docking/src/main/java/docking/widgets/filechooser/DirectoryList.java b/Ghidra/Framework/Docking/src/main/java/docking/widgets/filechooser/DirectoryList.java
index df9251c326..614b249ccd 100644
--- a/Ghidra/Framework/Docking/src/main/java/docking/widgets/filechooser/DirectoryList.java
+++ b/Ghidra/Framework/Docking/src/main/java/docking/widgets/filechooser/DirectoryList.java
@@ -72,8 +72,8 @@ class DirectoryList extends GList<File> implements GhidraFileChooserDirectoryMod
 			return; // UI is being updated
 		}
 
-		FileListCellRenderer cellRenderer = (FileListCellRenderer) getCellRenderer();
-		if (cellRenderer == null) {
+		ListCellRenderer<? super File> renderer = getCellRenderer();
+		if (!(renderer instanceof FileListCellRenderer cellRenderer)) {
 			return; // initializing
 		}