diff --git a/pkgs/applications/science/astronomy/celestia/default.nix b/pkgs/applications/science/astronomy/celestia/default.nix
index 3347fa5356b5..2d227389d429 100644
--- a/pkgs/applications/science/astronomy/celestia/default.nix
+++ b/pkgs/applications/science/astronomy/celestia/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   enableParallelBuilding = true;
 
   meta = with lib; {
-    homepage = "https://celestia.space/";
+    homepage = "https://celestiaproject.space/";
     description = "Real-time 3D simulation of space";
     mainProgram = "celestia";
     changelog = "https://github.com/CelestiaProject/Celestia/releases/tag/${version}";