diff --git a/README.markdown b/README.markdown
--- a/README.markdown
+++ b/README.markdown
@@ -4,6 +4,8 @@
 [![Hackage](https://img.shields.io/hackage/v/splint)](https://hackage.haskell.org/package/splint)
 [![Stackage](https://www.stackage.org/package/splint/badge/nightly?label=stackage)](https://www.stackage.org/package/splint)
 
+:warning: This package is not maintained anymore.
+
 Splint makes [HLint 3][] available as a [GHC source plugin][]. It is similar to
 [hlint-source-plugin][] by Ollie Charles, except that it doesn't have to
 re-parse the module in order to lint it.
diff --git a/splint.cabal b/splint.cabal
--- a/splint.cabal
+++ b/splint.cabal
@@ -1,10 +1,12 @@
 cabal-version: >= 1.10
 
 name: splint
-version: 1.0.2.0
+version: 1.0.2.1
 
 synopsis: HLint as a GHC source plugin.
 description:
+  Warning: This package is not maintained anymore.
+  .
   Splint makes HLint available as a GHC source plugin. To use it, pass
   @-fplugin=Splint@ to GHC. Any options passed to Splint are passed through to
   HLint. For example you can use @-fplugin-opt=Splint:'--ignore=Use concatMap'@