diff --git a/Gemfile.lock b/Gemfile.lock
index 1ad8fc4062..f331f79523 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -326,8 +326,9 @@ GEM
     good_migrations (0.2.1)
       activerecord (>= 3.1)
       railties (>= 3.1)
-    haml (5.2.2)
-      temple (>= 0.8.0)
+    haml (6.3.0)
+      temple (>= 0.8.2)
+      thor
       tilt
     hashdiff (1.1.0)
     hashery (2.1.2)