diff --git a/Text/Hamlet.hs b/Text/Hamlet.hs
--- a/Text/Hamlet.hs
+++ b/Text/Hamlet.hs
@@ -1,4 +1,5 @@
 {-# LANGUAGE TemplateHaskell #-}
+{-# LANGUAGE CPP #-}
 {-# LANGUAGE TypeFamilies #-}
 {-# LANGUAGE TypeSynonymInstances #-}
 {-# LANGUAGE FlexibleContexts #-}
@@ -246,6 +247,9 @@
 
 hamletFileWithSettings :: Q HamletRules -> HamletSettings -> FilePath -> Q Exp
 hamletFileWithSettings qhr set fp = do
+#ifdef GHC_7_4
+    qAddDependentFile fp
+#endif
     contents <- fmap TL.unpack $ qRunIO $ readUtf8File fp
     hamletFromString qhr set contents
 
diff --git a/Text/Hamlet/Parse.hs b/Text/Hamlet/Parse.hs
--- a/Text/Hamlet/Parse.hs
+++ b/Text/Hamlet/Parse.hs
@@ -269,6 +269,7 @@
         _ <- many $ oneOf " \t"
         c <- (eol >> return []) <|> (char '>' >> content InContent)
         let (tn, attr, classes) = tag' $ TagName name : xs
+        when ('/' `elem` tn) $ error "A tag name may not contain a slash"
         return $ LineTag tn attr c classes
 
 data TagPiece = TagName String
diff --git a/hamlet.cabal b/hamlet.cabal
--- a/hamlet.cabal
+++ b/hamlet.cabal
@@ -1,5 +1,5 @@
 name:            hamlet
-version:         0.10.7.1
+version:         0.10.8
 license:         BSD3
 license-file:    LICENSE
 author:          Michael Snoyman <michael@snoyman.com>
@@ -55,6 +55,8 @@
                      Text.Hamlet.RT
     other-modules:   Text.Hamlet.Parse
     ghc-options:     -Wall
+    if impl(ghc >= 7.4)
+       cpp-options: -DGHC_7_4
 
 test-suite test
     hs-source-dirs: test