diff --git a/repa-algorithms.cabal b/repa-algorithms.cabal
--- a/repa-algorithms.cabal
+++ b/repa-algorithms.cabal
@@ -1,5 +1,5 @@
 Name:                repa-algorithms
-Version:             3.4.1.5
+Version:             3.4.2.0
 License:             BSD3
 License-file:        LICENSE
 Author:              The DPH Team
@@ -18,9 +18,9 @@
 
 Library
   Build-Depends:
-        base                 >= 4.8 && < 5
-      , vector               >= 0.11 && < 0.13
-      , repa                 == 3.4.1.*
+        base                 >= 4.8 && < 4.21
+      , vector               >= 0.11 && < 0.14
+      , repa                 >= 3.4 && <3.5
 
   ghc-options:
         -Wall