diff --git a/flake.nix b/flake.nix
index a3720f9024ce17d4815c3b9ea04994aaaf059c0e..a5df0b3fb960c7bd9ca0c59de1bd0c6975ca4f23 100644
--- a/flake.nix
+++ b/flake.nix
@@ -96,16 +96,22 @@
           download-m100-months = pkgs.mkShell {
             buildInputs = [
               packages.python-scripts
+              pkgs.coreutils # md5sum
+              pkgs.curl # curl
+              pkgs.gnutar # tar
             ];
           };
-          aggregate-power-m100-months = pkgs.mkShell {
+          merge-m100-power-predictions = pkgs.mkShell {
             buildInputs = [
               packages.python-scripts
+              pkgs.gnutar # tar
+              pkgs.gzip # gunzip
             ];
           };
-          use-python-scripts = pkgs.mkShell {
+          gen-simu-instances = pkgs.mkShell {
             buildInputs = [
               packages.python-scripts
+              pkgs.jq # jq
             ];
           };
           py-scripts = pkgs.mkShell {