diff --git a/pkgs/development/compilers/factor-lang/factor98.nix b/pkgs/development/compilers/factor-lang/factor98.nix
index c4a9a075fdf6..d2635f3f22f2 100644
--- a/pkgs/development/compilers/factor-lang/factor98.nix
+++ b/pkgs/development/compilers/factor-lang/factor98.nix
@@ -196,7 +196,7 @@ stdenv.mkDerivation {
   };
 
   meta = with lib; {
-    homepage = http://factorcode.org;
+    homepage = "https://factorcode.org/";
     license = licenses.bsd2;
     description = "A concatenative, stack-based programming language";
     maintainers = with maintainers; [ vrthra spacefrogg ];