diff --git a/hamlet/hamlet.cabal b/hamlet/hamlet.cabal
index 509d6b6..05e5e3c 100644
--- a/hamlet/hamlet.cabal
+++ b/hamlet/hamlet.cabal
@@ -41,7 +41,7 @@ extra-source-files:
 
 flag blaze_html_0_5
     description: Use blaze-html 0.5 and blaze-markup 0.5
-    default: False
+    default: True
 
 library
     build-depends:   base             >= 4       && < 5
diff --git a/servius/servius.cabal b/servius/servius.cabal
index aa6fae7..14ad300 100644
--- a/servius/servius.cabal
+++ b/servius/servius.cabal
@@ -24,7 +24,7 @@ Executable servius
                , bytestring      >= 0.9.1.4
                , text            >= 0.7
                , blaze-builder
-               , blaze-html
+               , blaze-html      >= 0.5                && < 0.6
                , http-types
                , hamlet          >= 1.0                && < 1.1
                , shakespeare-css >= 1.0                && < 1.1
diff --git a/servius/servius.hs b/servius/servius.hs
index 50fc77f..f5e6fda 100644
--- a/servius/servius.hs
+++ b/servius/servius.hs
@@ -27,7 +27,7 @@ import Text.Lucius (luciusRT)
 import Text.Hamlet (defaultHamletSettings)
 import Text.Hamlet.RT (parseHamletRT, renderHamletRT)
 import Network.HTTP.Types (status200)
-import Text.Blaze.Renderer.Utf8 (renderHtmlBuilder)
+import Text.Blaze.Html.Renderer.Utf8 (renderHtmlBuilder)
 import qualified Data.Text.Lazy as TL
 import Blaze.ByteString.Builder.Char.Utf8 (fromLazyText)