diff --git a/hasql-pool.cabal b/hasql-pool.cabal
--- a/hasql-pool.cabal
+++ b/hasql-pool.cabal
@@ -1,7 +1,7 @@
 name:
   hasql-pool
 version:
-  0.4
+  0.4.1
 category:
   Hasql, Database, PostgreSQL
 synopsis:
@@ -53,4 +53,4 @@
     -- data:
     time >= 1.5 && < 2,
     -- general:
-    base-prelude >= 0.1.21 && < 0.2
+    base-prelude >= 0.1.21 && < 2