1 files changed, 1 insertions, 1 deletions
diff --git a/pkgs/development/tools/build-managers/jam/default.nix b/pkgs/development/tools/build-managers/jam/default.nix
index 434e23d9b99..8f56577de32 100644
--- a/pkgs/development/tools/build-managers/jam/default.nix
+++ b/pkgs/development/tools/build-managers/jam/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation {
 
   meta = {
     homepage = http://public.perforce.com/wiki/Jam;
-    license = "free";
+    license = stdenv.lib.licenses.free;
     description = "Just Another Make";
   };
 }