diff --git a/core/client/hdfs/src/main/java/alluxio/hadoop/AbstractFileSystem.java b/core/client/hdfs/src/main/java/alluxio/hadoop/AbstractFileSystem.java
index 12e8eae8ce9a..22e8386e7a09 100644
--- a/core/client/hdfs/src/main/java/alluxio/hadoop/AbstractFileSystem.java
+++ b/core/client/hdfs/src/main/java/alluxio/hadoop/AbstractFileSystem.java
@@ -720,7 +720,7 @@ private void ensureExists(AlluxioURI path) throws IOException {
   /**
    * Gets the connection configuration from the input uri.
    *
-   * @param uri a Alluxio Uri that may contain connection configuration
+   * @param uri an Alluxio Uri that may contain connection configuration
    */
   protected abstract Map<String, Object> getConfigurationFromUri(URI uri, Configuration conf);