diff --git a/pkgs/development/libraries/xapian/default.nix b/pkgs/development/libraries/xapian/default.nix
index 7c4b699e615..36b55c59c24 100644
--- a/pkgs/development/libraries/xapian/default.nix
+++ b/pkgs/development/libraries/xapian/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   name = "xapian-${version}";
-  version = "1.2.23";
+  version = "1.4.0";
 
   src = fetchurl {
     url = "http://oligarchy.co.uk/xapian/${version}/xapian-core-${version}.tar.xz";
-    sha256 = "0z9lhvfaazzmd611bnii9a0d19sqnjs0s9vbcgjhcv8s9spax0wp";
+    sha256 = "0xv4da5rmqqzkkkzx2v3jwh5hz5zxhd2b7m8x30fk99a25blyn0h";
   };
 
   outputs = [ "out" "doc" ];