diff --git a/pkgs/applications/science/math/maxima/default.nix b/pkgs/applications/science/math/maxima/default.nix
index 0e0f78498a0..48386c719bd 100644
--- a/pkgs/applications/science/math/maxima/default.nix
+++ b/pkgs/applications/science/math/maxima/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation {
   meta = {
     description = "Maxima computer algebra system";
     homepage = "http://maxima.sourceforge.net";
-    license = "GPL2";
+    license = "GPLv2";
 
     longDescription = ''
       Maxima is a fairly complete computer algebra system written in