diff --git a/pkgs/applications/science/logic/lean/default.nix b/pkgs/applications/science/logic/lean2/default.nix
similarity index 61%
rename from pkgs/applications/science/logic/lean/default.nix
rename to pkgs/applications/science/logic/lean2/default.nix
index e833b4afbbd2..a938af72f587 100644
--- a/pkgs/applications/science/logic/lean/default.nix
+++ b/pkgs/applications/science/logic/lean2/default.nix
@@ -2,17 +2,17 @@
 , gperftools, ninja, makeWrapper }:
 
 stdenv.mkDerivation rec {
-  name = "lean-${version}";
-  version = "2016-07-05";
+  name = "lean2-${version}";
+  version = "2016-11-29";
 
   src = fetchFromGitHub {
     owner  = "leanprover";
-    repo   = "lean";
-    rev    = "cc70845332e63a1f1be21dc1f96d17269fc85909";
-    sha256 = "09qz2vjw7whiggvw0cdaa4i2f49wnch2sd4r43glq181ssln27d6";
+    repo   = "lean2";
+    rev    = "a086fb334838c427bbc8f984eb44a4cbbe013a6b";
+    sha256 = "0qlvhnb37amclgcyizl8bfab33b0a3jk54br9gsrik8cq76lkwwx";
   };
 
-  buildInputs = [ gmp mpfr boost cmake python gperftools ninja makeWrapper ];
+  buildInputs = [ gmp mpfr cmake python gperftools ninja makeWrapper ];
   enableParallelBuilding = true;
 
   preConfigure = ''
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    description = "Automatic and interactive theorem prover";
+    description = "Automatic and interactive theorem prover (version with HoTT support)";
     homepage    = "http://leanprover.github.io";
     license     = licenses.asl20;
     platforms   = platforms.unix;
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index ecb18f8608e8..a0b9edc65352 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -16747,7 +16747,7 @@ in
       else smlnj;
   };
 
-  lean = callPackage ../applications/science/logic/lean {};
+  lean2 = callPackage ../applications/science/logic/lean2 {};
 
   leo2 = callPackage ../applications/science/logic/leo2 {};