diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
index 0c350544dc..fd930a867b 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
+++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
@@ -668,6 +668,9 @@ Release 2.4.0 - UNRELEASED
 
     HDFS-6127. WebHDFS tokens cannot be renewed in HA setup. (wheat9)
 
+    HDFS-6140. WebHDFS cannot create a file with spaces in the name after HA
+    failover changes. (cnauroth)
+
   BREAKDOWN OF HDFS-5698 SUBTASKS AND RELATED JIRAS
 
     HDFS-5717. Save FSImage header in protobuf. (Haohui Mai via jing9)
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/web/resources/DatanodeWebHdfsMethods.java b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/web/resources/DatanodeWebHdfsMethods.java
index ea0a08f695..5472731fa4 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/web/resources/DatanodeWebHdfsMethods.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/web/resources/DatanodeWebHdfsMethods.java
@@ -247,8 +247,7 @@ private Response put(
       }
       final String scheme = "http".equals(request.getScheme()) ?
       WebHdfsFileSystem.SCHEME : SWebHdfsFileSystem.SCHEME;
-      final URI uri = URI.create(String.format("%s://%s/%s", scheme,
-              nnId, fullpath));
+      final URI uri = new URI(scheme, nnId, fullpath, null, null);
       return Response.created(uri).type(MediaType.APPLICATION_OCTET_STREAM).build();
     }
     default:
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/web/TestWebHdfsFileSystemContract.java b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/web/TestWebHdfsFileSystemContract.java
index da23a593da..9a0245cff8 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/web/TestWebHdfsFileSystemContract.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/web/TestWebHdfsFileSystemContract.java
@@ -504,7 +504,7 @@ public void testResponseCode() throws IOException {
 
     {//test create with path containing spaces
       HttpOpParam.Op op = PutOpParam.Op.CREATE;
-      Path path = new Path("/test/path%20with%20spaces");
+      Path path = new Path("/test/path with spaces");
       URL url = webhdfs.toUrl(op, path);
       HttpURLConnection conn = (HttpURLConnection)url.openConnection();
       conn.setRequestMethod(op.getType().toString());