diff --git a/CHANGELOG.txt b/CHANGELOG.txt
new file mode 100644
--- /dev/null
+++ b/CHANGELOG.txt
@@ -0,0 +1,5 @@
+0.1.1 Thomas Gibson-Robinson <thomas.gibsonrobinson@gmail.com> 2011-11-03
+    * Fix the build of cspmchecker.
+
+0.1 Thomas Gibson-Robinson <thomas.gibsonrobinson@gmail.com> 2011-11-03
+    * Initial Release.
diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -50,7 +50,7 @@
 Usage of libcspm
 ----------------
 
-See http://tomgr.github.com/libcspm/doc/libcspm/index.html for documentation.
+See http://hackage.haskell.org/package/libcspm for documentation.
 
 Testing
 -------
diff --git a/libcspm.cabal b/libcspm.cabal
--- a/libcspm.cabal
+++ b/libcspm.cabal
@@ -10,9 +10,10 @@
 Build-type: Simple
 Cabal-version: >=1.9.2
 Synopsis: A library providing a parser, type checker and evaluator for CSPM.
-Version: 0.1
+Version: 0.1.1
 Extra-source-files: 
-    README.md 
+    README.md,
+    CHANGELOG.txt
 
 Source-Repository head
     type:     git
@@ -21,7 +22,7 @@
 Source-repository this
     type:     git
     location: https://github.com/tomgr/libcspm
-    tag:      0.1
+    tag: release-0.1.1
 
 Library
     Build-Depends:
@@ -84,7 +85,10 @@
         Util.PartialFunctions,
         Util.Prelude,
         Util.PrettyPrint
-        
+    
+    Other-Modules:
+        Paths_libcspm
+    
     Hs-Source-Dirs: src
     
     Extensions: DoAndIfThenElse
diff --git a/src/CSPM.hs b/src/CSPM.hs
--- a/src/CSPM.hs
+++ b/src/CSPM.hs
@@ -18,11 +18,14 @@
     -- * Evaluator API
     evaluateExp, 
     bindFile, bindDeclaration, getBoundNames,
+    -- * Misc functions
+    getLibCSPMVersion
 )
 where
 
 import Control.Monad.State
 import Control.Monad.Trans
+import Data.Version
 import System.FilePath
 import System.IO
 
@@ -34,6 +37,7 @@
 import qualified CSPM.Parser as P
 import qualified CSPM.TypeChecker as TC
 import qualified CSPM.Desugar as DS
+import Paths_libcspm (version)
 import Util.Annotated
 import Util.Exception
 import Util.PrettyPrint
@@ -185,3 +189,7 @@
 -- | Evaluates the expression in the current context.
 evaluateExp :: CSPMMonad m => TCExp -> m Value
 evaluateExp e = runEvaluatorInCurrentState (EV.evaluateExp e)
+
+-- | Return the version of libcspm that is being used.
+getLibCSPMVersion :: Version
+getLibCSPMVersion = version