1 files changed, 3 insertions, 0 deletions
diff --git a/src/main/java/org/apache/commons/io/IOIndexedException.java b/src/main/java/org/apache/commons/io/IOIndexedException.java
index 9a85328e..1893509f 100644
--- a/src/main/java/org/apache/commons/io/IOIndexedException.java
+++ b/src/main/java/org/apache/commons/io/IOIndexedException.java
@@ -42,6 +42,9 @@ public class IOIndexedException extends IOException {
         return String.format("%s #%,d: %s", name, index, msg);
     }
 
+    /**
+     * Index.
+     */
     private final int index;
 
     /**