Index: applications/editors/josm/plugins/flatlaf/src/org/openstreetmap/josm/plugins/flatlaf/FlatLafPlugin.java
===================================================================
--- applications/editors/josm/plugins/flatlaf/src/org/openstreetmap/josm/plugins/flatlaf/FlatLafPlugin.java	(revision 35482)
+++ applications/editors/josm/plugins/flatlaf/src/org/openstreetmap/josm/plugins/flatlaf/FlatLafPlugin.java	(revision 35535)
@@ -7,5 +7,7 @@
 import org.openstreetmap.josm.plugins.PluginInformation;
 
+import com.formdev.flatlaf.FlatDarculaLaf;
 import com.formdev.flatlaf.FlatDarkLaf;
+import com.formdev.flatlaf.FlatIntelliJLaf;
 import com.formdev.flatlaf.FlatLightLaf;
 
@@ -23,6 +25,8 @@
         super(info);
         UIManager.getDefaults().put("ClassLoader", getClass().getClassLoader());
-        UIManager.installLookAndFeel("FlatLaf Light", FlatLightLaf.class.getName());
-        UIManager.installLookAndFeel("FlatLaf Dark", FlatDarkLaf.class.getName());
+        FlatDarculaLaf.install();
+        FlatDarkLaf.install();
+        FlatIntelliJLaf.install();
+        FlatLightLaf.install();
     }