1 files changed, 1 insertions, 1 deletions
diff --git a/pkgs/development/chez-modules/chez-mit/default.nix b/pkgs/development/chez-modules/chez-mit/default.nix
index 10407598fb96..677e7fc99194 100644
--- a/pkgs/development/chez-modules/chez-mit/default.nix
+++ b/pkgs/development/chez-modules/chez-mit/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
     description = "This is a MIT/GNU Scheme compatibility library for Chez Scheme";
     homepage = "https://github.com/fedeinthemix/chez-mit/";
     maintainers = [ maintainers.jitwit ];
-    license = licenses.free;
+    license = licenses.gpl3Plus;
   };
 
 }