diff --git a/src/main/java/org/apache/commons/pool2/impl/GenericKeyedObjectPool.java b/src/main/java/org/apache/commons/pool2/impl/GenericKeyedObjectPool.java
index 3fac90b46..4710850f9 100644
--- a/src/main/java/org/apache/commons/pool2/impl/GenericKeyedObjectPool.java
+++ b/src/main/java/org/apache/commons/pool2/impl/GenericKeyedObjectPool.java
@@ -1365,7 +1365,7 @@ public Map<String, List<DefaultPooledObjectInfo>> listAllObjects() {
      * Registers a key for pool control and ensures that
      * {@link #getMinIdlePerKey()} idle instances are created.
      *
-     * @param key - The key to register for pool control.
+     * @param key   The key to register for pool control.
      *
      * @throws Exception If the associated factory throws an exception
      */