diff --git a/pkgs/by-name/ag/agg/package.nix b/pkgs/by-name/ag/agg/package.nix
index 247d4caec288..d027f6215301 100644
--- a/pkgs/by-name/ag/agg/package.nix
+++ b/pkgs/by-name/ag/agg/package.nix
@@ -75,7 +75,7 @@ stdenv.mkDerivation (finalAttrs: {
     '';
 
     license = lib.licenses.gpl2Plus;
-    homepage = "http://www.antigrain.com/";
+    homepage = "https://agg.sourceforge.net/antigrain.com/index.html";
     platforms = lib.platforms.unix;
     hydraPlatforms = lib.platforms.linux; # build hangs on both Darwin platforms, needs investigation
   };