1 files changed, 1 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/applications/science/logic/iprover/default.nix b/nixpkgs/pkgs/applications/science/logic/iprover/default.nix
index c4eb22a7c030..310a95d7e7a6 100644
--- a/nixpkgs/pkgs/applications/science/logic/iprover/default.nix
+++ b/nixpkgs/pkgs/applications/science/logic/iprover/default.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "An automated first-order logic theorem prover";
-    homepage = http://www.cs.man.ac.uk/~korovink/iprover/;
+    homepage = "http://www.cs.man.ac.uk/~korovink/iprover/";
     maintainers = with maintainers; [ raskin gebner ];
     platforms = platforms.linux;
     license = licenses.gpl3;