diff --git a/pkgs/development/libraries/science/math/ipopt/default.nix b/pkgs/development/libraries/science/math/ipopt/default.nix
index 5e16fcb1b547..9b9f8104c95f 100644
--- a/pkgs/development/libraries/science/math/ipopt/default.nix
+++ b/pkgs/development/libraries/science/math/ipopt/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   name = "ipopt-${version}";
-  version = "3.12.6";
+  version = "3.12.8";
 
   src = fetchurl {
     url = "http://www.coin-or.org/download/source/Ipopt/Ipopt-${version}.zip";
-    sha256 = "0lx09h1757s5jppwnxwblcjk0biqjxy7yaf3z4vfqbl4rl93avs0";
+    sha256 = "1lyhgashyk2wswv0z2qnkxng32pim80kzf9jfgxi07wl09x753w1";
   };
 
   CXXDEFS = [ "-DHAVE_RAND" "-DHAVE_CSTRING" "-DHAVE_CSTDIO" ];