2 files changed, 3 insertions, 2 deletions
diff --git a/README.md b/README.md
index a2b1e4a..e768bf9 100644
--- a/README.md
+++ b/README.md
@@ -55,7 +55,8 @@ Get your `.zuliprc` from Zulip: Settings → Bots → your bot → download conf
 - `.env.example` — operational defaults, including `KAGI_API_KEY`
 - Regex: `\$([A-Z]{1,5})` — matches 1-5 uppercase letters after `$`
 - Deduplicates tickers per message, replies in-place (same stream + topic)
-- `flake.nix` — packages slopbot with `agent` from `/home/ben/src/bsima/agentd` as a Nix input
+- `flake.nix` — packages slopbot with `agent` from `github:bsima/agentd` as a Nix input
+- `SLOPBOT_DIR` — working directory the packaged `slopbot` runs from (default `/home/ben/src/bsima/slopbot`)
 
 ## Extending
 
diff --git a/flake.nix b/flake.nix
index d1e7109..07fc0c9 100644
--- a/flake.nix
+++ b/flake.nix
@@ -139,7 +139,7 @@ PY
       packages.${system} = rec {
         default = slopbot;
         slopbot = pkgs.writeShellScriptBin "slopbot" ''
-          cd /home/ben/src/bsima/slopbot
+          cd "''${SLOPBOT_DIR:-/home/ben/src/bsima/slopbot}"
           export PATH=${slopTools}/bin
           export SLOPBOT_AGENT=${agent}/bin/agent
           export SLOPBOT_AGENT_PATH=${slopTools}/bin