diff --git a/src/java/com/threerings/jme/tile/FringeConfiguration.java b/src/java/com/threerings/jme/tile/FringeConfiguration.java
index a1240bee9..ba7ca2ee0 100644
--- a/src/java/com/threerings/jme/tile/FringeConfiguration.java
+++ b/src/java/com/threerings/jme/tile/FringeConfiguration.java
@@ -109,7 +109,7 @@ public class FringeConfiguration implements Serializable
      */
     public void addTileRecord (TileRecord record)
     {
-        if (!record.isValid()) {
+        if (record.isValid()) {
             _trecs.put(record.type, record);
         } else {
             Log.warning("Refusing to add invalid tile record " +