diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7f71fd6d..1d64bcaf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,6 @@
 ### 2.4.1 (Next)
 
+* [#524](https://github.com/slack-ruby-client/pulls/524): Update API from [slack-api-ref@3ec3c10](https://github.com/slack-ruby/slack-api-ref/commit/3ec3c10) - [@slack-ruby-ci-bot](https://github.com/apps/slack-ruby-ci-bot).
 * Your contribution here.
 
 ### 2.4.0 (2024/07/14)
diff --git a/bin/commands/usergroups.rb b/bin/commands/usergroups.rb
index 7391c026..4b29cd83 100644
--- a/bin/commands/usergroups.rb
+++ b/bin/commands/usergroups.rb
@@ -12,6 +12,7 @@ class App
           c.flag 'name', desc: 'A name for the User Group. Must be unique among User Groups.'
           c.flag 'channels', desc: 'A comma separated string of encoded channel IDs for which the User Group uses as a default.'
           c.flag 'description', desc: 'A short description of the User Group.'
+          c.flag 'enable_section', desc: 'Configure this user group to show as a sidebar section for all group members. Note: Only relevant if group has 1 or more default channels added.'
           c.flag 'handle', desc: 'A mention handle. Must be unique among channels, users and User Groups.'
           c.flag 'include_count', desc: 'Include the number of users in each User Group.'
           c.flag 'team_id', desc: 'Encoded team id where the user group has to be created, required if org token is used.'
@@ -60,6 +61,7 @@ class App
           c.flag 'usergroup', desc: 'The encoded ID of the User Group to update.'
           c.flag 'channels', desc: 'A comma separated string of encoded channel IDs for which the User Group uses as a default.'
           c.flag 'description', desc: 'A short description of the User Group.'
+          c.flag 'enable_section', desc: 'Configure this user group to show as a sidebar section for all group members. Note: Only relevant if group has 1 or more default channels added.'
           c.flag 'handle', desc: 'A mention handle. Must be unique among channels, users and User Groups.'
           c.flag 'include_count', desc: 'Include the number of users in the User Group.'
           c.flag 'name', desc: 'A name for the User Group. Must be unique among User Groups.'
diff --git a/lib/slack/web/api/endpoints/usergroups.rb b/lib/slack/web/api/endpoints/usergroups.rb
index 600a00e7..aa11987f 100644
--- a/lib/slack/web/api/endpoints/usergroups.rb
+++ b/lib/slack/web/api/endpoints/usergroups.rb
@@ -15,6 +15,8 @@ module Usergroups
           #   A comma separated string of encoded channel IDs for which the User Group uses as a default.
           # @option options [string] :description
           #   A short description of the User Group.
+          # @option options [boolean] :enable_section
+          #   Configure this user group to show as a sidebar section for all group members. Note: Only relevant if group has 1 or more default channels added.
           # @option options [string] :handle
           #   A mention handle. Must be unique among channels, users and User Groups.
           # @option options [boolean] :include_count
@@ -86,6 +88,8 @@ def usergroups_list(options = {})
           #   A comma separated string of encoded channel IDs for which the User Group uses as a default.
           # @option options [string] :description
           #   A short description of the User Group.
+          # @option options [boolean] :enable_section
+          #   Configure this user group to show as a sidebar section for all group members. Note: Only relevant if group has 1 or more default channels added.
           # @option options [string] :handle
           #   A mention handle. Must be unique among channels, users and User Groups.
           # @option options [boolean] :include_count
diff --git a/lib/slack/web/api/errors.rb b/lib/slack/web/api/errors.rb
index aa5325db..227673c8 100644
--- a/lib/slack/web/api/errors.rb
+++ b/lib/slack/web/api/errors.rb
@@ -178,6 +178,7 @@ class ErrorBadUpload < SlackError; end
         class ErrorBadWide < SlackError; end
         class ErrorInvalidAlias < SlackError; end
         class ErrorInvalidEmojiToRename < SlackError; end
+        class ErrorLowerCaseNamesOnly < SlackError; end
         class ErrorMissingName < SlackError; end
         class ErrorNameTaken < SlackError; end
         class ErrorNameTakenI18n < SlackError; end
@@ -833,6 +834,7 @@ class WorkflowsExportCsvNotEnabled < SlackError; end
           'error_bad_wide' => ErrorBadWide,
           'error_invalid_alias' => ErrorInvalidAlias,
           'error_invalid_emoji_to_rename' => ErrorInvalidEmojiToRename,
+          'error_lower_case_names_only' => ErrorLowerCaseNamesOnly,
           'error_missing_name' => ErrorMissingName,
           'error_name_taken' => ErrorNameTaken,
           'error_name_taken_i18n' => ErrorNameTakenI18n,
diff --git a/lib/slack/web/api/slack-api-ref b/lib/slack/web/api/slack-api-ref
index 3ec3c101..fe26fdaa 160000
--- a/lib/slack/web/api/slack-api-ref
+++ b/lib/slack/web/api/slack-api-ref
@@ -1 +1 @@
-Subproject commit 3ec3c101d99cb5ab8af3694e57d883f04cfd5e2f
+Subproject commit fe26fdaa4d67e8e011c3913f25c42205d348db81