1 files changed, 1 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/development/libraries/mpfi/default.nix b/nixpkgs/pkgs/development/libraries/mpfi/default.nix
index fe46336649e1..88617e9a7409 100644
--- a/nixpkgs/pkgs/development/libraries/mpfi/default.nix
+++ b/nixpkgs/pkgs/development/libraries/mpfi/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   meta = {
     inherit version;
     description = ''A multiple precision interval arithmetic library based on MPFR'';
-    homepage = https://gforge.inria.fr/projects/mpfi/;
+    homepage = "https://gforge.inria.fr/projects/mpfi/";
     license = stdenv.lib.licenses.lgpl21Plus;
     maintainers = [stdenv.lib.maintainers.raskin];
     platforms = stdenv.lib.platforms.unix;