1 files changed, 1 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/development/libraries/agda/categories/default.nix b/nixpkgs/pkgs/development/libraries/agda/categories/default.nix
index a58afd7e8667..fef01ee9be70 100644
--- a/nixpkgs/pkgs/development/libraries/agda/categories/default.nix
+++ b/nixpkgs/pkgs/development/libraries/agda/categories/default.nix
@@ -14,7 +14,7 @@ agda.mkDerivation (self: rec {
   sourceDirectories = [ "Categories" "Graphs" ];
 
   meta = {
-    homepage = https://github.com/copumpkin/categories;
+    homepage = "https://github.com/copumpkin/categories";
     description = "Categories parametrized by morphism equality, in Agda";
     license = stdenv.lib.licenses.bsd3;
     platforms = stdenv.lib.platforms.unix;