diff --git a/pkgs/development/libraries/science/math/osi/default.nix b/pkgs/development/libraries/science/math/osi/default.nix
index 7535a6b1c75f..e29fa2e3d185 100644
--- a/pkgs/development/libraries/science/math/osi/default.nix
+++ b/pkgs/development/libraries/science/math/osi/default.nix
@@ -37,7 +37,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     description = "An abstract base class to a generic linear programming (LP) solver";
     homepage = "https://github.com/coin-or/Osi";
-    license = licenses.epl10;
+    license = licenses.epl20;
     platforms = platforms.unix;
     maintainers = with maintainers; [ abbradar ];
   };