diff --git a/Gemfile.lock b/Gemfile.lock
index ec9bb193..c56a8d43 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -132,7 +132,7 @@ GEM
     chunky_png (1.4.0)
     concurrent-ruby (1.3.6)
     connection_pool (3.0.2)
-    crass (1.0.6)
+    crass (1.0.7)
     date (3.5.1)
     debug (1.10.0)
       irb (~> 1.10)