diff --git a/Gemfile.lock b/Gemfile.lock
index 6a21f9d01..86260f0a7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -170,9 +170,8 @@ GEM
     loofah (2.24.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
-    m (1.6.2)
-      method_source (>= 0.6.7)
-      rake (>= 0.9.2.2)
+    m (1.7.0)
+      rake
     mail (2.9.0)
       logger
       mini_mime (>= 0.1.1)