1 files changed, 1 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/development/tools/casperjs/default.nix b/nixpkgs/pkgs/development/tools/casperjs/default.nix
index 8a1d81acaaa7..80786a10f5f1 100644
--- a/nixpkgs/pkgs/development/tools/casperjs/default.nix
+++ b/nixpkgs/pkgs/development/tools/casperjs/default.nix
@@ -46,7 +46,7 @@ in stdenv.mkDerivation {
       syntactic sugar for doing common tasks.
     '';
 
-    homepage = http://casperjs.org;
+    homepage = "http://casperjs.org";
     license = stdenv.lib.licenses.mit;
 
     maintainers = [ stdenv.lib.maintainers.bluescreen303 ];