diff --git a/yesod-static.cabal b/yesod-static.cabal
index 006772b1..3fb2fb43 100644
--- a/yesod-static.cabal
+++ b/yesod-static.cabal
@@ -19,7 +19,7 @@ library
     build-depends:   base                      >= 4        && < 5
                    , containers                >= 0.4
                    , old-time                  >= 1.0
-                   , yesod-core                >= 0.8      && < 0.9
+                   , yesod-core                >= 0.9      && < 0.10
                    , base64-bytestring         >= 0.1.0.1  && < 0.2
                    , pureMD5                   >= 2.1.0.3  && < 2.2
                    , cereal                    >= 0.3      && < 0.4