diff --git a/servant.cabal b/servant.cabal
index 3ce50d87..5ca134d5 100644
--- a/servant.cabal
+++ b/servant.cabal
@@ -30,7 +30,7 @@ library
   -- other-modules:       
   -- other-extensions:    
   build-depends:
-      base >=4 && <5
+      base >=4.7 && <5
     , either
     , aeson
     , bytestring