diff --git a/yesod-core.cabal b/yesod-core.cabal
--- a/yesod-core.cabal
+++ b/yesod-core.cabal
@@ -1,5 +1,5 @@
 name:            yesod-core
-version:         1.1.2
+version:         1.1.2.1
 license:         MIT
 license-file:    LICENSE
 author:          Michael Snoyman <michael@snoyman.com>
@@ -54,7 +54,7 @@
                    , bytestring            >= 0.9.1.4
                    , text                  >= 0.7      && < 0.12
                    , template-haskell
-                   , path-pieces           >= 0.1      && < 0.2
+                   , path-pieces           >= 0.1.2    && < 0.2
                    , hamlet                >= 1.1      && < 1.2
                    , shakespeare           >= 1.0      && < 1.1
                    , shakespeare-js        >= 1.0      && < 1.1
@@ -75,7 +75,7 @@
                    , case-insensitive      >= 0.2
                    , parsec                >= 2        && < 3.2
                    , directory             >= 1
-                   , vector                >= 0.9      && < 0.10
+                   , vector                >= 0.9      && < 0.11
                    , aeson                 >= 0.5
                    , fast-logger           >= 0.2
                    , monad-logger          >= 0.2.1    && < 0.3
