diff --git a/data-default.cabal b/data-default.cabal
--- a/data-default.cabal
+++ b/data-default.cabal
@@ -1,5 +1,5 @@
 Name:            data-default
-Version:         0.6.0
+Version:         0.7.0
 Cabal-Version:   >= 1.6
 Category:        Data
 Synopsis:        A class for types with a default value
@@ -14,7 +14,7 @@
   location: https://github.com/mauke/data-default
 
 Library
-  Build-Depends:     base >=2 && <5, data-default-class,
+  Build-Depends:     base >=2 && <5, data-default-class >=0.1.0,
                      data-default-instances-base >=0.1.0,
                      data-default-instances-containers,
                      data-default-instances-dlist,