diff --git a/pkgs/development/libraries/boost/1.36.0.nix b/pkgs/development/libraries/boost/1.36.0.nix
deleted file mode 100644
index 14b7dd8da339..000000000000
--- a/pkgs/development/libraries/boost/1.36.0.nix
+++ /dev/null
@@ -1,24 +0,0 @@
-{stdenv, fetchurl, icu, expat, zlib, bzip2, python}:
-
-stdenv.mkDerivation {
-  name = "boost-1.36.0";
-  
-  meta = {
-    homepage = "http://boost.org/";
-    description = "Boost C++ Library Collection";
-    license = "boost-license";
-  };
-  
-  src = fetchurl {
-    url = "mirror://sourceforge/boost/boost_1_36_0.tar.bz2";
-    sha256 = "1vydzfvzg0fkzixkr2jikvcc0zbh5qgw98hr6nhj0z12ppxhqjls";
-  };
-  
-  buildInputs = [icu expat zlib bzip2 python];
-
-  preBuild = ''
-    makeFlagsArray=(BJAM_CONFIG="-sEXPAT_INCLUDE=${expat}/include -sEXPAT_LIBPATH=${expat}/lib --layout=system variant=release threading=multi link=shared")
-  '';
-    
-  configureFlags = "--with-icu=${icu} --with-python=${python}";
-}
diff --git a/pkgs/development/libraries/boost/1.38.0.nix b/pkgs/development/libraries/boost/1.38.0.nix
deleted file mode 100644
index 739291a0574e..000000000000
--- a/pkgs/development/libraries/boost/1.38.0.nix
+++ /dev/null
@@ -1,49 +0,0 @@
-{ stdenv, fetchurl, icu, expat, zlib, bzip2, python
-, enableRelease ? true
-, enableDebug ? false
-, enableSingleThreaded ? false
-, enableMultiThreaded ? true
-, enableShared ? true
-, enableStatic ? false
-}:
-
-let
-
-  variant = stdenv.lib.concatStringsSep ","
-    (stdenv.lib.optional enableRelease "release" ++
-     stdenv.lib.optional enableDebug "debug");
-
-  threading = stdenv.lib.concatStringsSep ","
-    (stdenv.lib.optional enableSingleThreaded "single" ++
-     stdenv.lib.optional enableMultiThreaded "multi");
-
-  link = stdenv.lib.concatStringsSep ","
-    (stdenv.lib.optional enableShared "shared" ++
-     stdenv.lib.optional enableStatic "static");
-
-in
-
-stdenv.mkDerivation {
-  name = "boost-1.38.0";
-  
-  meta = {
-    homepage = "http://boost.org/";
-    description = "Boost C++ Library Collection";
-    license = "boost-license";
-  };
-  
-  src = fetchurl {
-    url = "mirror://sourceforge/boost/boost_1_38_0.tar.bz2";
-    sha256 = "0rk044s4m7l4sma6anml34vxcd9w0fzcy1cy7csbzynjyida9qry";
-  };
-
-  patches = [ ./classr.patch ];
-  
-  buildInputs = [icu expat zlib bzip2 python];
-
-  preBuild = ''
-    makeFlagsArray=(BJAM_CONFIG="-sEXPAT_INCLUDE=${expat}/include -sEXPAT_LIBPATH=${expat}/lib --layout=system variant=${variant} threading=${threading} link=${link}")
-  '';
-    
-  configureFlags = "--with-icu=${icu} --with-python=${python}";
-}
diff --git a/pkgs/development/libraries/boost/1.42.0.nix b/pkgs/development/libraries/boost/1.42.0.nix
deleted file mode 100644
index 4f71e7347a91..000000000000
--- a/pkgs/development/libraries/boost/1.42.0.nix
+++ /dev/null
@@ -1,57 +0,0 @@
-{ stdenv, fetchurl, icu, expat, zlib, bzip2, python
-, enableRelease ? true
-, enableDebug ? false
-, enableSingleThreaded ? false
-, enableMultiThreaded ? true
-, enableShared ? true
-, enableStatic ? false
-, enablePIC ? false
-}:
-
-let
-
-  variant = stdenv.lib.concatStringsSep ","
-    (stdenv.lib.optional enableRelease "release" ++
-     stdenv.lib.optional enableDebug "debug");
-
-  threading = stdenv.lib.concatStringsSep ","
-    (stdenv.lib.optional enableSingleThreaded "single" ++
-     stdenv.lib.optional enableMultiThreaded "multi");
-
-  link = stdenv.lib.concatStringsSep ","
-    (stdenv.lib.optional enableShared "shared" ++
-     stdenv.lib.optional enableStatic "static");
-
-  # To avoid library name collisions
-  finalLayout = if ((enableRelease && enableDebug) ||
-    (enableSingleThreaded && enableMultiThreaded) ||
-    (enableShared && enableStatic)) then
-    "tagged" else "system";
-
-  cflags = if (enablePIC) then "cflags=-fPIC cxxflags=-fPIC linkflags=-fPIC" else "";
-
-in
-
-stdenv.mkDerivation {
-  name = "boost-1.42.0";
-
-  meta = {
-    homepage = "http://boost.org/";
-    description = "Boost C++ Library Collection";
-    license = "boost-license";
-  };
-
-  src = fetchurl {
-    url = "mirror://sourceforge/boost/boost_1_42_0.tar.bz2";
-    sha256 = "02g6m6f7m11ig93p5sx7sfq75c15y9kn2pa3csn1bkjhs9dvj7jb";
-  };
-
-  buildInputs = [icu expat zlib bzip2 python];
-
-  configureScript = "./bootstrap.sh";
-  configureFlags = "--with-icu=${icu} --with-python=${python}/bin/python";
-
-  buildPhase = "./bjam -sEXPAT_INCLUDE=${expat}/include -sEXPAT_LIBPATH=${expat}/lib --layout=${finalLayout} variant=${variant} threading=${threading} link=${link} ${cflags} install";
-
-  installPhase = ":";
-}
diff --git a/pkgs/development/libraries/boost/classr.patch b/pkgs/development/libraries/boost/classr.patch
deleted file mode 100644
index fbe383086968..000000000000
--- a/pkgs/development/libraries/boost/classr.patch
+++ /dev/null
@@ -1,15 +0,0 @@
-Taken from http://wiki.freebsd.org/BoostPortingProject
---- boost1.38/boost/function/function_template.hpp.orig   2008-10-16 17:21:50.000000000 +0400
-+++ boost1.38_2/boost/function/function_template.hpp        2009-03-25 04:12:15.000000000 +0300
-@@ -950,10 +950,10 @@
-           f.vtable->manager(f.functor, this->functor,
-                             boost::detail::function::move_functor_tag);
- 		  f.vtable = 0;
--#if !defined(BOOST_NO_EXCEPTIONS)      
-         } else {
-           clear();
-         }
-+#if !defined(BOOST_NO_EXCEPTIONS)      
-       } catch (...) {
-         vtable = 0;
-         throw;
diff --git a/pkgs/development/libraries/boost/1.43.0.nix b/pkgs/development/libraries/boost/default.nix
similarity index 100%
rename from pkgs/development/libraries/boost/1.43.0.nix
rename to pkgs/development/libraries/boost/default.nix
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 4949b3d8656f..54d8f94c01e7 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -3498,7 +3498,7 @@ let
     inherit fetchurl stdenv lib pkgconfig;
   };
 
-  boost = makeOverridable (import ../development/libraries/boost/1.43.0.nix) {
+  boost = makeOverridable (import ../development/libraries/boost) {
     inherit fetchurl stdenv icu expat zlib bzip2 python;
   };