diff --git a/llvm-extra.cabal b/llvm-extra.cabal
--- a/llvm-extra.cabal
+++ b/llvm-extra.cabal
@@ -1,5 +1,5 @@
 Name:           llvm-extra
-Version:        0.3
+Version:        0.3.0.1
 License:        BSD3
 License-File:   LICENSE
 Author:         Henning Thielemann <haskell@henning-thielemann.de>
@@ -72,7 +72,7 @@
     llvm >=0.10 && <0.10.1,
     type-level >=0.2.3 && <0.3,
     containers >=0.1 && <0.5,
-    transformers >=0.1.1 && <0.3,
+    transformers >=0.1.1 && <0.4,
     utility-ht >=0.0.1 && <0.1
 
   Build-Depends: