diff --git a/Numeric/Optimization/Algorithms/HagerZhang05.hsc b/Numeric/Optimization/Algorithms/HagerZhang05.hsc
--- a/Numeric/Optimization/Algorithms/HagerZhang05.hsc
+++ b/Numeric/Optimization/Algorithms/HagerZhang05.hsc
@@ -22,7 +22,7 @@
 --------------------------------------------------------------------------
 
 
-module Math.Optimization.Algorithms.HagerZhang05
+module Numeric.Optimization.Algorithms.HagerZhang05
     (-- * Main function
      -- $mainFunction
      optimize
@@ -307,8 +307,6 @@
       -- ^ Line search fails during interval update.
     | DebugTol
       -- ^ Debug tolerance was on and the test failed (see 'debugTol').
-    | OutOfMemory
-      -- ^ Couldn't allocate enought temporary memory.
     | FunctionValueNaN
       -- ^ Function value became @NaN@.
     | StartFunctionValueNaN
diff --git a/nonlinear-optimization.cabal b/nonlinear-optimization.cabal
--- a/nonlinear-optimization.cabal
+++ b/nonlinear-optimization.cabal
@@ -3,7 +3,7 @@
 Tested-With:         GHC
 Category:            Math
 Name:                nonlinear-optimization
-Version:             0.1
+Version:             0.2
 Stability:           experimental
 License:             GPL
 License-File:        LICENSE