diff --git a/VERSION b/VERSION
index bee9433817..42cc526d6c 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-6.2.3
+6.2.4
diff --git a/lib/api/helpers.rb b/lib/api/helpers.rb
index edc662eaaa..b0f8d5a6da 100644
--- a/lib/api/helpers.rb
+++ b/lib/api/helpers.rb
@@ -6,19 +6,23 @@ module API
     SUDO_PARAM = :sudo
 
     def current_user
-      @current_user ||= User.find_by_authentication_token(params[PRIVATE_TOKEN_PARAM] || env[PRIVATE_TOKEN_HEADER])
+      private_token = (params[PRIVATE_TOKEN_PARAM] || env[PRIVATE_TOKEN_HEADER]).to_s
+      @current_user ||= User.find_by_authentication_token(private_token)
       identifier = sudo_identifier()
+
       # If the sudo is the current user do nothing
       if (identifier && !(@current_user.id == identifier || @current_user.username == identifier))
         render_api_error!('403 Forbidden: Must be admin to use sudo', 403) unless @current_user.is_admin?
         @current_user = User.by_username_or_id(identifier)
         not_found!("No user id or username for: #{identifier}") if @current_user.nil?
       end
+
       @current_user
     end
 
     def sudo_identifier()
       identifier ||= params[SUDO_PARAM] ||= env[SUDO_HEADER]
+
       # Regex for integers
       if (!!(identifier =~ /^[0-9]+$/))
         identifier.to_i
@@ -29,6 +33,7 @@ module API
 
     def set_current_user_for_thread
       Thread.current[:current_user] = current_user
+
       begin
         yield
       ensure
diff --git a/lib/tasks/gitlab/check.rake b/lib/tasks/gitlab/check.rake
index 3c92dac8b8..5e49a2e591 100644
--- a/lib/tasks/gitlab/check.rake
+++ b/lib/tasks/gitlab/check.rake
@@ -736,7 +736,7 @@ namespace :gitlab do
   end
 
   def check_gitlab_shell
-    required_version = Gitlab::VersionInfo.new(1, 7, 4)
+    required_version = Gitlab::VersionInfo.new(1, 7, 8)
     current_version = Gitlab::VersionInfo.parse(gitlab_shell_version)
 
     print "GitLab Shell version >= #{required_version} ? ... "