diff --git a/Gemfile b/Gemfile
index d445c8c..c2f8987 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,7 +1,7 @@
 source :gemcutter
 
 gem "sinatra", "1.1.0"
-gem "haml", "3.0.24"
+gem "haml", "5.0.0"
 gem "compass", "0.10.6"
 gem "rdiscount", "1.6.5"
 gem "rack-rewrite", "1.0.2"
diff --git a/Gemfile.lock b/Gemfile.lock
index a203079..a714faf 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -7,7 +7,9 @@ GEM
     daemons (1.1.0)
     diff-lcs (1.1.2)
     eventmachine (0.12.10)
-    haml (3.0.24)
+    haml (5.0.0)
+      temple (>= 0.8.0)
+      tilt
     json (1.6.1)
     rack (1.2.1)
     rack-rewrite (1.0.2)
@@ -28,6 +30,7 @@ GEM
     sinatra (1.1.0)
       rack (~> 1.1)
       tilt (~> 1.1)
+    temple (0.8.2)
     thin (1.2.7)
       daemons (>= 1.0.9)
       eventmachine (>= 0.12.6)
@@ -40,7 +43,7 @@ PLATFORMS
 DEPENDENCIES
   autotest (= 4.4.5)
   compass (= 0.10.6)
-  haml (= 3.0.24)
+  haml (= 5.0.0)
   json (= 1.6.1)
   rack-rewrite (= 1.0.2)
   rack-test (= 0.5.6)