diff --git a/csound-expression-typed.cabal b/csound-expression-typed.cabal
--- a/csound-expression-typed.cabal
+++ b/csound-expression-typed.cabal
@@ -1,5 +1,5 @@
 Name:          csound-expression-typed
-Version:       0.0.7.8
+Version:       0.0.7.9
 Cabal-Version: >= 1.6
 License:       BSD3
 License-file:  LICENSE
@@ -24,7 +24,7 @@
 Library
   Ghc-Options:    -Wall
   Build-Depends:
-        base >= 4, base < 5, ghc-prim, containers, transformers >= 0.3, Boolean >= 0.1.0, colour >= 2.0, data-default, deepseq,
+        base >= 4.8, base < 5, ghc-prim, containers, transformers >= 0.3, Boolean >= 0.1.0, colour >= 2.0, data-default, deepseq,
         wl-pprint, csound-expression-dynamic >= 0.1.4.3, temporal-media >= 0.6.1
   Hs-Source-Dirs:      src/
   Exposed-Modules: