diff --git a/ZLGitHubClient/Gemfile.lock b/ZLGitHubClient/Gemfile.lock
index 32ca5717..78bb97de 100644
--- a/ZLGitHubClient/Gemfile.lock
+++ b/ZLGitHubClient/Gemfile.lock
@@ -240,7 +240,8 @@ GEM
       trailblazer-option (>= 0.1.1, < 0.2.0)
       uber (< 0.2.0)
     retriable (3.1.2)
-    rexml (3.2.6)
+    rexml (3.2.8)
+      strscan (>= 3.0.9)
     rouge (2.0.7)
     ruby-macho (2.5.1)
     ruby2_keywords (0.0.5)
@@ -254,6 +255,7 @@ GEM
     simctl (1.6.10)
       CFPropertyList
       naturally
+    strscan (3.1.0)
     terminal-notifier (2.0.0)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)