diff --git a/doctest-exitcode-stdio.cabal b/doctest-exitcode-stdio.cabal
--- a/doctest-exitcode-stdio.cabal
+++ b/doctest-exitcode-stdio.cabal
@@ -1,6 +1,6 @@
 Cabal-Version:  2.2
 Name:           doctest-exitcode-stdio
-Version:        0.0
+Version:        0.0.0.1
 License:        BSD-3-Clause
 License-File:   LICENSE
 Author:         Henning Thielemann <haskell@henning-thielemann.de>
@@ -17,7 +17,7 @@
 Build-Type:     Simple
 
 Source-Repository this
-  Tag:         0.0
+  Tag:         0.0.0.1
   Type:        darcs
   Location:    https://hub.darcs.net/thielema/doctest-exitcode-stdio/
 
@@ -29,8 +29,8 @@
   Build-Depends:
     doctest-lib >=0.1 && <0.2,
     QuickCheck >=2.12.5 && <3,
-    transformers >=0.0 && <0.6,
-    semigroups >=0.18 && <0.20,
+    transformers >=0.0 && <0.7,
+    semigroups >=0.18 && <0.21,
     base >=4.3 && <5
 
   GHC-Options:      -Wall
