diff --git a/yesod-test/Yesod/Test.hs b/yesod-test/Yesod/Test.hs
index d7a704f4..efa6b107 100644
--- a/yesod-test/Yesod/Test.hs
+++ b/yesod-test/Yesod/Test.hs
@@ -605,7 +605,7 @@ htmlCount query count = do
 
 -- | Parses the response body from JSON into a Haskell value, throwing an error if parsing fails.
 --
--- This function also checks that the @Content-Type@ of the response is @application\/json@.
+-- This function also checks that the @Content-Type@ of the response is @application/json@.
 --
 -- ==== __Examples__
 --