concurrent, unique, timeout have now been split off from base

[ghc-hetmet.git] / compiler / ghc.cabal

diff --git a/compiler/ghc.cabal b/compiler/ghc.cabal
index 8d37b58..b1de64e 100644 (file)
--- a/compiler/ghc.cabal
+++ b/compiler/ghc.cabal
@@ -46,7 +46,8 @@ Library
         Build-Depends: base       < 3
 
     if flag(base4)
-        Build-Depends: st         >= 0.1 && < 0.2
+        Build-Depends: concurrent >= 0.1 && < 0.2,
+                       st         >= 0.1 && < 0.2
 
     if flag(base3) || flag(base4)
         Build-Depends: directory  >= 1   && < 1.1,