diff --git a/pkgs/development/python-modules/matplotlib/default.nix b/pkgs/development/python-modules/matplotlib/default.nix
index 4fc9e0c2208..12ef896117a 100644
--- a/pkgs/development/python-modules/matplotlib/default.nix
+++ b/pkgs/development/python-modules/matplotlib/default.nix
@@ -83,6 +83,7 @@ buildPythonPackage rec {
   meta = with lib; {
     description = "Python plotting library, making publication quality plots";
     homepage    = "https://matplotlib.org/";
+    license     = with licenses; [ psfl bsd0 ];
     maintainers = with maintainers; [ lovek323 veprbl ];
   };