diff --git a/parallel-tasks.cabal b/parallel-tasks.cabal
--- a/parallel-tasks.cabal
+++ b/parallel-tasks.cabal
@@ -1,5 +1,5 @@
 name:                parallel-tasks
-version:             4.0.0.0
+version:             4.0.1.0
 -- synopsis:            
 description:         This library is useful for running a large amount of parallel tasks
                      that run on top of the IO monad, executing them in batches from a work queue.
@@ -36,4 +36,4 @@
                  time == 1.4.*,
                  transformers == 0.3.*,
                  vector >= 0.7 && < 0.11,
-                 vector-algorithms == 0.5.*
+                 vector-algorithms >= 0.5 && < 0.7