diff --git a/docs/Changelog.rst b/docs/Changelog.rst
index 8759b4f9..c91ad8de 100644
--- a/docs/Changelog.rst
+++ b/docs/Changelog.rst
@@ -8,6 +8,8 @@ Changelog
 
 **New Features**
 
+  * Allow allocation action to unset a key/value pair by using an empty value.
+    Requested in #906. (untergeek)
   * Added support for the Rollover API. Requested in #898, and by countless
     others.
   * Added ``warn_if_no_indices`` option for ``alias`` action in response to
@@ -17,8 +19,6 @@ Changelog
 
 **Bug Fixes**
 
-  * Allow allocation action to unset a key/value pair by using an empty value.
-    Issue raised in #906. (untergeek)
   * Check if an index is in an alias before attempting to delete it from the
     alias.  Issue raised in #887. (untergeek)
   * Fix allocation issues when using Elasticsearch 5.1+. Issue raised in #871
diff --git a/requirements.txt b/requirements.txt
index 292611c2..f869be64 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 urllib3>=1.8.3
-elasticsearch>=2.4.0,<3.0.0
+elasticsearch>=5.0.0,<6.0.0
 click>=6.0
 pyyaml>=3.10
 voluptuous>=0.9.3