diff --git a/elasticsearch/client/indices.py b/elasticsearch/client/indices.py
index 028409bb..b2645cee 100644
--- a/elasticsearch/client/indices.py
+++ b/elasticsearch/client/indices.py
@@ -93,7 +93,6 @@ class IndicesClient(NamespacedClient):
         :arg body: The configuration for the index (`settings` and `mappings`)
         :arg master_timeout: Specify timeout for connection to master
         :arg timeout: Explicit operation timeout
-        :arg request_timeout: Explicit operation timeout
         :arg wait_for_active_shards: Set the number of active shards to wait for
             before the operation returns.
         :arg include_type_name: Specify whether requests and responses should include a
@@ -192,7 +191,6 @@ class IndicesClient(NamespacedClient):
             ignored when unavailable (missing or closed)
         :arg master_timeout: Specify timeout for connection to master
         :arg timeout: Explicit operation timeout
-        :arg request_timeout: Explicit operation timeout
         :arg wait_for_active_shards: Sets the number of active shards to wait
             for before the operation returns.
         """
@@ -225,7 +223,6 @@ class IndicesClient(NamespacedClient):
         :arg ignore_unavailable: Whether specified concrete indices should be
             ignored when unavailable (missing or closed)
         :arg master_timeout: Specify timeout for connection to master
-        :arg request_timeout: Explicit operation timeout
         :arg wait_for_active_shards: Sets the number of active shards to wait
             for before the operation returns.
         """
@@ -257,7 +254,6 @@ class IndicesClient(NamespacedClient):
         :arg ignore_unavailable: Ignore unavailable indexes (default: false)
         :arg master_timeout: Specify timeout for connection to master
         :arg timeout: Explicit operation timeout
-        :arg request_timeout: Explicit operation timeout
         """
         if index in SKIP_IN_PATH:
             raise ValueError("Empty value passed for a required argument 'index'.")
@@ -350,7 +346,6 @@ class IndicesClient(NamespacedClient):
             ignored when unavailable (missing or closed)
         :arg master_timeout: Specify timeout for connection to master
         :arg timeout: Explicit operation timeout
-        :arg request_timeout: Explicit operation timeout (For pre 7.x ES Clusters)
         :arg include_type_name: Specify whether requests and responses should include a
             type name (default: depends on Elasticsearch version).
         """
@@ -445,7 +440,6 @@ class IndicesClient(NamespacedClient):
         :arg name: The name of the alias to be created or updated
         :arg body: The settings for the alias, such as `routing` or `filter`
         :arg master_timeout: Specify timeout for connection to master
-        :arg request_timeout: Explicit timeout for the operation
         """
         for param in (index, name):
             if param in SKIP_IN_PATH:
@@ -508,7 +502,6 @@ class IndicesClient(NamespacedClient):
 
         :arg body: The definition of `actions` to perform
         :arg master_timeout: Specify timeout for connection to master
-        :arg request_timeout: Request timeout (For pre 7.x ES Clusters)
         :arg timeout: Request timeout
         """
         if body in SKIP_IN_PATH:
@@ -529,7 +522,6 @@ class IndicesClient(NamespacedClient):
             wildcards); use `_all` to delete all aliases for the specified
             indices.
         :arg master_timeout: Specify timeout for connection to master
-        :arg request_timeout: Explicit timeout for the operation (for pre 7.x ES clusters)
         :arg timeout: Explicit timeout for the operation
         """
         for param in (index, name):
@@ -561,7 +553,6 @@ class IndicesClient(NamespacedClient):
         :arg master_timeout: Specify timeout for connection to master
         :arg order: The order for this template when merging multiple matching
             ones (higher numbers are merged later, overriding the lower numbers)
-        :arg request_timeout: Explicit operation timeout (For pre ES 6 clusters)
         :arg timeout: Explicit operation timeout
         :arg include_type_name: Specify whether requests and responses should include a
             type name (default: depends on Elasticsearch version).
@@ -619,7 +610,6 @@ class IndicesClient(NamespacedClient):
 
         :arg name: The name of the template
         :arg master_timeout: Specify timeout for connection to master
-        :arg request_timeout: Explicit operation timeout (for pre 7.x clusters)
         :arg timeout: Explicit operation timeout
         """
         if name in SKIP_IN_PATH:
@@ -1066,7 +1056,6 @@ class IndicesClient(NamespacedClient):
         :arg body: The configuration for the target index (`settings` and
             `aliases`)
         :arg master_timeout: Specify timeout for connection to master
-        :arg request_timeout: Explicit operation timeout (For pre 7.x ES clusters)
         :arg timeout: Explicit operation timeout
         :arg wait_for_active_shards: Set the number of active shards to wait for
             on the shrunken index before the operation returns.
@@ -1124,7 +1113,6 @@ class IndicesClient(NamespacedClient):
             but not actually performed even if a condition matches. The default
             is false
         :arg master_timeout: Specify timeout for connection to master
-        :arg request_timeout: Explicit operation timeout (for pre 7.x ES clusters)
         :arg timeout: Explicit operation timeout
         :arg wait_for_active_shards: Set the number of active shards to wait for
             on the newly created rollover index before the operation returns.