diff --git a/hsfiles/mongo.hsfiles b/hsfiles/mongo.hsfiles
--- a/hsfiles/mongo.hsfiles
+++ b/hsfiles/mongo.hsfiles
@@ -12,6 +12,8 @@
 .hsenv*
 cabal-dev/
 yesod-devel/
+.cabal-sandbox
+cabal.sandbox.config
 
 {-# START_FILE Application.hs #-}
 {-# OPTIONS_GHC -fno-warn-orphans #-}
diff --git a/hsfiles/mysql.hsfiles b/hsfiles/mysql.hsfiles
--- a/hsfiles/mysql.hsfiles
+++ b/hsfiles/mysql.hsfiles
@@ -12,6 +12,8 @@
 .hsenv*
 cabal-dev/
 yesod-devel/
+.cabal-sandbox
+cabal.sandbox.config
 
 {-# START_FILE Application.hs #-}
 {-# OPTIONS_GHC -fno-warn-orphans #-}
diff --git a/hsfiles/postgres-fay.hsfiles b/hsfiles/postgres-fay.hsfiles
--- a/hsfiles/postgres-fay.hsfiles
+++ b/hsfiles/postgres-fay.hsfiles
@@ -13,6 +13,8 @@
 .hsenv*
 cabal-dev/
 yesod-devel/
+.cabal-sandbox
+cabal.sandbox.config
 
 {-# START_FILE Application.hs #-}
 {-# OPTIONS_GHC -fno-warn-orphans #-}
diff --git a/hsfiles/postgres.hsfiles b/hsfiles/postgres.hsfiles
--- a/hsfiles/postgres.hsfiles
+++ b/hsfiles/postgres.hsfiles
@@ -12,6 +12,8 @@
 .hsenv*
 cabal-dev/
 yesod-devel/
+.cabal-sandbox
+cabal.sandbox.config
 
 {-# START_FILE Application.hs #-}
 {-# OPTIONS_GHC -fno-warn-orphans #-}
diff --git a/hsfiles/simple.hsfiles b/hsfiles/simple.hsfiles
--- a/hsfiles/simple.hsfiles
+++ b/hsfiles/simple.hsfiles
@@ -12,6 +12,8 @@
 .hsenv*
 cabal-dev/
 yesod-devel/
+.cabal-sandbox
+cabal.sandbox.config
 
 {-# START_FILE Application.hs #-}
 {-# OPTIONS_GHC -fno-warn-orphans #-}
diff --git a/hsfiles/sqlite.hsfiles b/hsfiles/sqlite.hsfiles
--- a/hsfiles/sqlite.hsfiles
+++ b/hsfiles/sqlite.hsfiles
@@ -12,6 +12,8 @@
 .hsenv*
 cabal-dev/
 yesod-devel/
+.cabal-sandbox
+cabal.sandbox.config
 
 {-# START_FILE Application.hs #-}
 {-# OPTIONS_GHC -fno-warn-orphans #-}
diff --git a/yesod-bin.cabal b/yesod-bin.cabal
--- a/yesod-bin.cabal
+++ b/yesod-bin.cabal
@@ -1,5 +1,5 @@
 name:            yesod-bin
-version:         1.2.4
+version:         1.2.4.1
 license:         MIT
 license-file:    LICENSE
 author:          Michael Snoyman <michael@snoyman.com>
