diff --git a/reactive-jack.cabal b/reactive-jack.cabal
--- a/reactive-jack.cabal
+++ b/reactive-jack.cabal
@@ -1,5 +1,5 @@
 Name:             reactive-jack
-Version:          0.4.1.1
+Version:          0.4.1.2
 License:          BSD3
 License-File:     LICENSE
 Author:           Henning Thielemann <haskell@henning-thielemann.de>
@@ -35,16 +35,16 @@
    It is most fun to play with the stream editors in GHCi.
    However we provide an example module that demonstrates various effects.
 Tested-With:      GHC==7.4.1
-Cabal-Version:    >=1.6
+Cabal-Version:    >=1.10
 Build-Type:       Simple
 Source-Repository head
   type:     darcs
-  location: http://hub.darcs.net/thielema/reactive-jack/
+  location: https://hub.darcs.net/thielema/reactive-jack/
 
 Source-Repository this
   type:     darcs
-  location: http://hub.darcs.net/thielema/reactive-jack/
-  tag:      0.4.1.1
+  location: https://hub.darcs.net/thielema/reactive-jack/
+  tag:      0.4.1.2
 
 Library
   Build-Depends:
@@ -57,13 +57,14 @@
     data-accessor >=0.2.1 && <0.3,
     utility-ht >=0.0.8 && <0.1,
     containers >=0.2 && <0.7,
-    transformers >=0.2 && <0.6,
     semigroups >=0.1 && <1.0,
-    explicit-exception >=0.1.7 && <0.2,
+    explicit-exception >=0.1.7 && <0.3,
+    transformers >=0.2 && <0.7,
     extensible-exceptions >=0.1 && <0.2,
     random >=1 && <2,
     base >=4 && <5
 
+  Default-Language: Haskell98
   GHC-Options:      -Wall
   Hs-Source-Dirs:   src
   Exposed-Modules:
