diff --git a/Gemfile.lock b/Gemfile.lock
index 092117d..da832f8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -26,7 +26,8 @@ GEM
     fastimage (2.0.0)
       addressable (~> 2)
     ffi (1.9.14)
-    haml (4.0.7)
+    haml (5.1.2)
+      temple (>= 0.8.0)
       tilt
     hamster (3.0.0)
       concurrent-ruby (~> 1.0)
@@ -99,6 +100,7 @@ GEM
     sprockets (3.7.0)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
+    temple (0.8.2)
     thor (0.19.1)
     thread_safe (0.3.5)
     tilt (1.4.1)