diff --git a/Gemfile b/Gemfile
index 88621fdd..713eb860 100644
--- a/Gemfile
+++ b/Gemfile
@@ -128,6 +128,3 @@ gem 'harmonious_dictionary', '~> 0.0.1'
 gem 'parallel', '~> 1.19', '>= 1.19.1'
 
 gem 'letter_avatar'
-
-# 随机用户名
-gem 'ffaker'
\ No newline at end of file
diff --git a/Gemfile.lock b/Gemfile.lock
index d0ab70de..b1dc2cca 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -123,7 +123,6 @@ GEM
     execjs (2.7.0)
     faraday (0.15.4)
       multipart-post (>= 1.2, < 3)
-    ffaker (2.18.0)
     ffi (1.12.2)
     font-awesome-sass (4.7.0)
       sass (>= 3.2)
@@ -453,7 +452,6 @@ DEPENDENCIES
   diffy
   enumerize
   faraday (~> 0.15.4)
-  ffaker
   font-awesome-sass (= 4.7.0)
   grape-entity (~> 0.7.1)
   groupdate (~> 4.1.0)