diff --git a/Yesod/Test.hs b/Yesod/Test.hs
--- a/Yesod/Test.hs
+++ b/Yesod/Test.hs
@@ -539,7 +539,9 @@
       , rbdGets = []
       , rbdHeaders = []
       }
-    let path = TE.decodeUtf8 $ Builder.toByteString $ H.encodePathSegments rbdPath
+    let path
+            | null rbdPath = "/"
+            | otherwise = TE.decodeUtf8 $ Builder.toByteString $ H.encodePathSegments rbdPath
 
     -- expire cookies and filter them for the current path. TODO: support max age
     currentUtc <- liftIO getCurrentTime
diff --git a/test/main.hs b/test/main.hs
--- a/test/main.hs
+++ b/test/main.hs
@@ -15,6 +15,7 @@
 import Data.Monoid ((<>))
 import Control.Applicative
 import Network.Wai (pathInfo)
+import Data.Maybe (fromMaybe)
 
 import Data.ByteString.Lazy.Char8 ()
 import qualified Data.Map as Map
@@ -122,6 +123,16 @@
                 get ("/dynamic2/שלום" :: Text)
                 statusIs 200
                 bodyEquals "שלום"
+    describe "cookies" $ yesodSpec cookieApp $ do
+        yit "should send the cookie #730" $ do
+            get ("/" :: Text)
+            statusIs 200
+            post ("/cookie/foo" :: Text)
+            statusIs 302
+            get ("/" :: Text)
+            statusIs 200
+            printBody
+            bodyContains "Foo"
 
 instance RenderMessage LiteApp FormMessage where
     renderMessage _ _ = defaultFormMessage
@@ -151,3 +162,12 @@
         case mfoo of
             FormSuccess (foo, _) -> return $ toHtml foo
             _ -> defaultLayout widget
+
+cookieApp :: LiteApp
+cookieApp = liteApp $ do
+    dispatchTo $ fromMaybe "no message available" <$> getMessage
+    onStatic "cookie" $ do
+        onStatic "foo" $ dispatchTo $ do
+            setMessage "Foo"
+            redirect ("/cookie/home" :: Text)
+            return ()
diff --git a/yesod-test.cabal b/yesod-test.cabal
--- a/yesod-test.cabal
+++ b/yesod-test.cabal
@@ -1,5 +1,5 @@
 name:               yesod-test
-version:            1.2.1.4
+version:            1.2.1.5
 license:            MIT
 license-file:       LICENSE
 author:             Nubis <nubis@woobiz.com.ar>