diff --git a/tls.cabal b/tls.cabal
--- a/tls.cabal
+++ b/tls.cabal
@@ -1,5 +1,5 @@
 Name:                tls
-Version:             1.3.10
+version:             1.3.11
 Description:
    Native Haskell TLS and SSL protocol implementation for server and client.
    .
@@ -40,21 +40,21 @@
   Default:           False
 
 Library
-  Build-Depends:     base >= 4.3 && < 5
+  Build-Depends:     base >= 4.7 && < 5
                    , mtl >= 2
                    , transformers
                    , cereal >= 0.4
                    , bytestring
                    , data-default-class
                    -- crypto related
-                   , memory
+                   , memory >= 0.14.6
                    , cryptonite >= 0.21
                    -- certificate related
                    , asn1-types >= 0.2.0
                    , asn1-encoding
-                   , x509 >= 1.6.5 && < 1.7.0
+                   , x509 >= 1.6.5
                    , x509-store >= 1.6
-                   , x509-validation >= 1.6.5 && < 1.7.0
+                   , x509-validation >= 1.6.5
                    , async >= 2.0
   if flag(network)
     Build-Depends:   network >= 2.4.0.0