diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,9 @@
 # Revision history for network-uri-json
 
+## 0.3.0.0  -- 2018-12-28
+
+* Update base.
+
 ## 0.2.0.0  -- 2018-12-28
 
 * Update travis configuration.
diff --git a/network-uri-json.cabal b/network-uri-json.cabal
--- a/network-uri-json.cabal
+++ b/network-uri-json.cabal
@@ -1,5 +1,5 @@
 name:                network-uri-json
-version:             0.2.0.0
+version:             0.3.0.0
 synopsis:            FromJSON and ToJSON Instances for Network.URI
 
 description:
@@ -45,7 +45,7 @@
 
   build-depends:
       aeson       >= 0.8 && < 1.5
-    , base        >= 4.6 && < 4.12
+    , base        >= 4.6 && < 4.13
     , network-uri == 2.6.*
     , text        == 1.2.*
 
@@ -73,7 +73,7 @@
 
   build-depends:
       aeson             >= 0.8 && < 1.5
-    , base              >= 4.6 && < 4.12
+    , base              >= 4.6 && < 4.13
     , hspec             >= 2.4 && < 2.7
     , network-arbitrary >= 0.3 && < 0.5
     , network-uri       == 2.6.*