diff --git a/pkgs/development/libraries/science/math/lrs/default.nix b/pkgs/development/libraries/science/math/lrs/default.nix
index 063fead11650..ae5beb0f09e6 100644
--- a/pkgs/development/libraries/science/math/lrs/default.nix
+++ b/pkgs/development/libraries/science/math/lrs/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "lrs";
-  version = "7.0";
+  version = "7.2";
 
   src = fetchurl {
-    url = "http://cgm.cs.mcgill.ca/~avis/C/lrslib/archive/lrslib-070.tar.gz";
-    sha256 = "1zjdmkjracz695k73c2pvipc0skpyn1wzagkhilsvcw9pqljpwg9";
+    url = "http://cgm.cs.mcgill.ca/~avis/C/lrslib/archive/lrslib-072.tar.gz";
+    sha256 = "1w1jsnfgny8cihndr5gfm99pvwp48qsvxkqfsi2q87gd3m57aj7w";
   };
 
   buildInputs = [ gmp ];