diff --git a/solr/src/java/org/apache/solr/core/RefCntRamDirectory.java b/solr/src/java/org/apache/solr/core/RefCntRamDirectory.java
index 3b532951e71..3655fdf8900 100644
--- a/solr/src/java/org/apache/solr/core/RefCntRamDirectory.java
+++ b/solr/src/java/org/apache/solr/core/RefCntRamDirectory.java
@@ -28,7 +28,7 @@ public class RefCntRamDirectory extends RAMDirectory {
   public void decRef() {
     ensureOpen();
     if (refCount.getAndDecrement() == 1) {
-      close();
+      super.close();
     }
   }