diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index eb6c88f0d5d0..650f370012e7 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -40579,7 +40579,7 @@ with pkgs;
   disnix = callPackage ../tools/package-management/disnix { };
 
   dysnomia = callPackage ../tools/package-management/disnix/dysnomia (config.disnix or {
-    inherit (python2Packages) supervisor;
+    inherit (python3Packages) supervisor;
   });
 
   dydisnix = callPackage ../tools/package-management/disnix/dydisnix { };