diff --git a/src/main/java/dan200/computercraft/core/filesystem/ResourceMount.java b/src/main/java/dan200/computercraft/core/filesystem/ResourceMount.java
index 583d1e26c..e82db2d94 100644
--- a/src/main/java/dan200/computercraft/core/filesystem/ResourceMount.java
+++ b/src/main/java/dan200/computercraft/core/filesystem/ResourceMount.java
@@ -123,7 +123,7 @@ private void load()
         if( !hasAny )
         {
             ComputerCraft.log.warn( "Cannot find any files under /data/{}/{} for resource mount.", namespace, subPath );
-            if( newRoot != null )
+            if( existingNamespace != null )
             {
                 ComputerCraft.log.warn( "There are files under /data/{}/{} though. Did you get the wrong namespace?", existingNamespace, subPath );
             }