diff --git a/CHANGES.md b/CHANGES.md
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,8 @@
+## 0.4.0.15 (2018-03-20)
+
+ * GHC 8.4 support.
+ * Fixed a syntax error in the .cabal file.
+
 ## 0.4.0.14 (2017-07-31)
 
  * GHC 8.2 support.
diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# EKG: Remote monitoring of running processes over HTTP
+# EKG: Remote monitoring of running processes over HTTP [![Hackage version](https://img.shields.io/hackage/v/ekg.svg?label=Hackage)](https://hackage.haskell.org/package/ekg) [![Build Status](https://secure.travis-ci.org/tibbe/ekg.svg?branch=master)](http://travis-ci.org/tibbe/ekg)
 
 This library lets you remotely monitor a running process over HTTP.
 It provides a simple way to integrate a monitoring server into any
diff --git a/ekg.cabal b/ekg.cabal
--- a/ekg.cabal
+++ b/ekg.cabal
@@ -1,5 +1,6 @@
 name:                ekg
-version:             0.4.0.14
+version:             0.4.0.15
+cabal-version:       >= 1.8
 synopsis:            Remote monitoring of processes
 description:
   This library lets you remotely monitor a running process over HTTP.
@@ -10,10 +11,10 @@
 license:             BSD3
 license-file:        LICENSE
 author:              Johan Tibell
-maintainer:          johan.tibell@gmail.com
+maintainer:          Johan Tibell <johan.tibell@gmail.com>,
+                     Mikhail Glushenkov <mikhail.glushenkov@gmail.com>
 category:            System, Network
 build-type:          Simple
-cabal-version:       >=1.6
 data-files:          assets/index.html assets/monitor.js assets/monitor.css
                      assets/jquery.flot.min.js assets/jquery-1.6.4.min.js
                      assets/bootstrap-1.4.0.min.css
@@ -22,8 +23,8 @@
                      assets/jquery-1.6.4.js assets/jquery.flot.js
                      assets/bootstrap-1.4.0.css
                      examples/Basic.hs CHANGES.md
-cabal-version:       >= 1.8
-tested-with:         GHC == 8.2.1, GHC == 8.0.1, GHC == 7.10.1, GHC == 7.8.4, GHC == 7.6.3
+tested-with:         GHC == 8.4.1,  GHC == 8.2.2, GHC == 8.0.2,
+                     GHC == 7.10.3, GHC == 7.8.4, GHC == 7.6.3
 
 library
   exposed-modules:
@@ -39,16 +40,16 @@
 
   build-depends:
     aeson >= 0.4 && < 1.3,
-    base >= 4.5 && < 4.11,
+    base >= 4.5 && < 4.12,
     bytestring < 1.0,
     ekg-core >= 0.1 && < 0.2,
     ekg-json >= 0.1 && < 0.2,
     filepath < 1.5,
     network < 2.7,
     snap-core < 1.1,
-    snap-server < 1.1,
+    snap-server < 1.2,
     text < 1.3,
-    time < 1.7,
+    time < 1.9,
     transformers < 0.6,
     unordered-containers < 0.3