diff --git a/src/java/com/threerings/cast/CastPrefs.java b/src/java/com/threerings/cast/CastPrefs.java
index 4260a4ae..3d41df85 100644
--- a/src/java/com/threerings/cast/CastPrefs.java
+++ b/src/java/com/threerings/cast/CastPrefs.java
@@ -21,15 +21,14 @@
 
 package com.threerings.cast;
 
-import com.samskivert.util.Config;
+import com.samskivert.util.PrefsConfig;
 
 /**
- * Provides access to runtime configuration parameters for this package
- * and its subpackages.
+ * Provides access to runtime configuration parameters for this package and its subpackages.
  */
 public class CastPrefs
 {
-    /** Used to load our preferences from a properties file and map them
-     * to the persistent Java preferences repository. */
-    public static Config config = new Config("rsrc/config/cast");
+    /** Used to load our preferences from a properties file and map them to the persistent Java
+     * preferences repository. */
+    public static PrefsConfig config = new PrefsConfig("rsrc/config/cast");
 }
diff --git a/src/java/com/threerings/jme/tools/ModelViewer.java b/src/java/com/threerings/jme/tools/ModelViewer.java
index f43517e0..e5073e54 100644
--- a/src/java/com/threerings/jme/tools/ModelViewer.java
+++ b/src/java/com/threerings/jme/tools/ModelViewer.java
@@ -101,8 +101,8 @@ import com.jmex.effects.particles.ParticleGeometry;
 
 import com.samskivert.swing.GroupLayout;
 import com.samskivert.swing.Spacer;
-import com.samskivert.util.Config;
 import com.samskivert.util.ObjectUtil;
+import com.samskivert.util.PrefsConfig;
 import com.samskivert.util.StringUtil;
 
 import com.threerings.resource.ResourceManager;
@@ -1117,8 +1117,7 @@ public class ModelViewer extends JmeCanvasApp
     }
     
     /** The app configuration. */
-    protected static Config _config =
-        new Config("com/threerings/jme/tools/ModelViewer");
+    protected static PrefsConfig _config = new PrefsConfig("com/threerings/jme/tools/ModelViewer");
     
     /** Forces all particle systems to respawn. */
     protected static SpatialVisitor<ParticleGeometry> _respawner =
diff --git a/src/java/com/threerings/media/MediaPrefs.java b/src/java/com/threerings/media/MediaPrefs.java
index b54300d6..593b918a 100644
--- a/src/java/com/threerings/media/MediaPrefs.java
+++ b/src/java/com/threerings/media/MediaPrefs.java
@@ -21,15 +21,14 @@
 
 package com.threerings.media;
 
-import com.samskivert.util.Config;
+import com.samskivert.util.PrefsConfig;
 
 /**
- * Provides access to runtime configuration parameters for the media
- * package and its subpackages.
+ * Provides access to runtime configuration parameters for the media package and its subpackages.
  */
 public class MediaPrefs
 {
-    /** Used to load our preferences from a properties file and map them
-     * to the persistent Java preferences repository. */
-    public static Config config = new Config("rsrc/config/media");
+    /** Used to load our preferences from a properties file and map them to the persistent Java
+     * preferences repository. */
+    public static PrefsConfig config = new PrefsConfig("rsrc/config/media");
 }
diff --git a/src/java/com/threerings/miso/MisoPrefs.java b/src/java/com/threerings/miso/MisoPrefs.java
index eb5d2fb8..f9bef73a 100644
--- a/src/java/com/threerings/miso/MisoPrefs.java
+++ b/src/java/com/threerings/miso/MisoPrefs.java
@@ -21,15 +21,14 @@
 
 package com.threerings.miso;
 
-import com.samskivert.util.Config;
+import com.samskivert.util.PrefsConfig;
 
 /**
- * Provides access to runtime configuration parameters for the miso
- * package and its subpackages.
+ * Provides access to runtime configuration parameters for the miso package and its subpackages.
  */
 public class MisoPrefs
 {
-    /** Used to load our preferences from a properties file and map them
-     * to the persistent Java preferences repository. */
-    public static Config config = new Config("rsrc/config/miso");
+    /** Used to load our preferences from a properties file and map them to the persistent Java
+     * preferences repository. */
+    public static PrefsConfig config = new PrefsConfig("rsrc/config/miso");
 }