diff --git a/Gemfile.lock b/Gemfile.lock
index e732eef..312fe72 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -39,7 +39,7 @@ GEM
       railties (>= 3.0)
     builder (3.2.3)
     concurrent-ruby (1.1.5)
-    crass (1.0.4)
+    crass (1.0.5)
     erubi (1.8.0)
     execjs (2.7.0)
     ffi (1.10.0)
@@ -49,7 +49,7 @@ GEM
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
-    loofah (2.2.3)
+    loofah (2.3.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     method_source (0.9.2)